Venugopalan
Chenicheri Vadakkil Venugopalan, Bangalore IN
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20100012209 | Water-Saver Faucet With Measured Out-Flow Arrangement - The present invention relates to a water-saver faucet to prevent wastage of water by allowing the user to pre-measure and use the desired quantity of water. The water saver faucet has a spout integral with faucet body. A knob is attached to a sliding shaft situated at the front end of the faucet body. A water pipeline is attached to other end of the faucet body. Seal assemblies are provided within the faucet body for sealing or releasing the flow of water. A graduated measuring vessel, attached to the faucet body, enables the user to directly pre-measure the quantity of water that will flow out of the water saver faucet. An air vent valve, provided on top of the graduated measuring vessel, facilitates the in/out flow of water through the graduated measuring vessel. An adopter facilitates the assembly of the graduated measuring vessel and the faucet body. | 01-21-2010 |
Hari S. Venugopalan, Bridgewater, NJ US
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20100181584 | LASER LIFT-OFF WITH IMPROVED LIGHT EXTRACTION - A light emitting device includes a stack of semiconductor layers defining a light emitting pn junction and a dielectric layer disposed over the stack of semiconductor layers. The dielectric layer has a refractive index substantially matching a refractive index of the stack of semiconductor layers. The dielectric layer has a principal surface distal from the stack of semiconductor layers. The distal principal surface includes patterning, roughening, or texturing configured to promote extraction of light generated in the stack of semiconductor layers. | 07-22-2010 |
Lakshmanan Venugopalan, Fremont, CA US
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20110207454 | AUTHENTICATING AND REGISTERING ROAMING MOBILE USERS - In an embodiment, a mobile device that is configured to receive calls on a first telephone network via a first telephone number is configured to receive calls on a second telephone network via a second telephone number. A subscriber interface module (SIM) is installed into the mobile device enabling the mobile device to communicate with the second telephone network. A username, password, and telephone number for the second network are obtained. The mobile device registers the username, password, telephone number for the first network and telephone number for the second network with the first telephone network. A telephone call is received from the first telephone network and a personal identification code is employed to verify the registration. | 08-25-2011 |
Mahesh Venugopalan, Sugar Land, TX US
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20130185113 | WELL WORK OPPORTUNITY SYSTEM - A non-transitory, computer-readable storage device comprises software that, when executed by a computer, causes the computer to track one or more well work opportunities. For example, the software may cause the computer to receive input, from a user input device, information pertaining to well work opportunity for an existing production rig, and perform an analysis of the well work opportunity based on the information to compute an incremental increase in rate of production from the production rig and a time period by which an investment will be paid back. The software may also cause the computer to compare the incremental increase in rate of production and the time period to a table that cross references incremental rates of production to time periods, assign a ranking to the well work opportunity based on the comparison, and display the ranking. | 07-18-2013 |
Premnath Venugopalan, Cambridge, MA US
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20090105364 | RADIATION AND MELT TREATED ULTRA HIGH MOLECULAR WEIGHT POLYETHYLENE PROSTHETIC DEVICES - A medical prosthesis for use within the body which is formed of radiation treated ultra high molecular weight polyethylene having substantially no detectable free radicals, is described. Preferred prostheses exhibit reduced production of particles from the prosthesis during wear of the prosthesis, and are substantially oxidation resistant. Methods of manufacture of such devices and material used therein are also provided. | 04-23-2009 |
20120016051 | RADIATION AND MELT TREATED ULTRA HIGH MOLECULAR WEIGHT POLYETHYLENE PROSTHETIC DEVICES - A medical prosthesis for use within the body which is formed of radiation treated ultra high molecular weight polyethylene having substantially no detectable free radicals, is described. Preferred prostheses exhibit reduced production of particles from the prosthesis during wear of the prosthesis, and are substantially oxidation resistant. Methods of manufacture of such devices and material used therein are also provided. | 01-19-2012 |
20120060852 | RADIATION AND MELT TREATED ULTRA HIGH MOLECULAR WEIGHT POLYETHYLENE PROSTHETIC DEVICES - A medical prosthesis for use within the body which is formed of radiation treated ultra high molecular weight polyethylene having substantially no detectable free radicals, is described. Preferred prostheses exhibit reduced production of particles from the prosthesis during wear of the prosthesis, and are substantially oxidation resistant. Methods of manufacture of such devices and material used therein are also provided. | 03-15-2012 |
Ramakrishna Venugopalan, Holliston, MA US
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20100183700 | IMPLANTABLE PUMP FOR PROTEIN DELIVERY FOR OBESITY CONTROL BY DRUG INFUSION INTO THE BRAIN - Methods and compositions are provided for suppressing appetite by surgically implanting a drug infusion pump into a site in a subject, and delivering a stable suspension of an appetite suppressing agent a region in a central nervous system of the subject. The appetite suppressing agent binds to a target receptor on a neural cell in the central nervous system and modifies the receptor function to suppress appetite. | 07-22-2010 |
20100280487 | METHOD OF REMOVING A STYLETTE FROM A CATHETER - A hydrophilic coated stylette is pre-loaded in an implantable catheter. The hydrophilic coated stylette is wetted with saline to activate the hydrophilic coating. The stylette loaded catheter is tunneled, typically through muscle and tissue, to a desired target site within the body. The hydrophilic coated stylette is then removed from the catheter while maintaining the catheter intact. The proximal end of the catheter can be connected to an outlet of an implantable infusion pump so that medicament can be delivered directly to the target site. | 11-04-2010 |
20100286585 | Shunt Delivery of Curcumin - A method for reducing or preventing a human brain disorder relating to the presence of a pathogenic substance in cerebrospinal fluid by selecting a human for treatment as a patient and placing a proximal end of a first catheter, having at least a first lumen, in a first sub-dural location within the brain of the patient to establish open communication between the first lumen and cerebrospinal fluid of the patient. For an extended period of time, a curcumin agent selected from at least one of curcumin, a curcumin hybrid and a curcumin analog is delivered to the cerebrospinal fluid to interact with the pathogenic substance to attenuate its effect on the brain. | 11-11-2010 |
20110160638 | Electrokinetic actuator to titrate fluid flow - An electrokinetic actuator for fluid flow titration including two chambers separated from one another by a porous dielectric disposed therebetween. A plurality of electrodes are disposed about a perimeter of the first and second chambers. Polar electrolyte disposed within the actuator is able to pass through the porous dielectric between the first and second chambers upon the application of an electric field or electric potential to the plural electrodes. A mechanical valve actuation mechanism connected to the second chamber allows for fine titration of fluid flow using electro-osmosis, including full-flow and/or complete cut-off. The polar electrolyte is isolated to prohibit intermixing with a fluid being titrated (such as cerebrospinal fluid). | 06-30-2011 |
20120323161 | Electrokinetic Actuator to Titrate Fluid Flow - An electrokinetic actuator for fluid flow titration including two chambers separated from one another by a porous dielectric disposed therebetween. A plurality of electrodes are disposed about a perimeter of the first and second chambers. Polar electrolyte disposed within the actuator is able to pass through the porous dielectric between the first and second chambers upon the application of an electric field or electric potential to the plural electrodes. A mechanical valve actuation mechanism connected to the second chamber allows for fine titration of fluid flow using electro-osmosis, including full-flow and/or complete cut-off. The polar electrolyte is isolated to prohibit intermixing with a fluid being titrated such as cerebrospinal fluid. | 12-20-2012 |
Ramakrishna Venugopalan, Malvern, PA US
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20140163517 | METHOD AND SYSTEM FOR TUNING A CLOSED-LOOP CONTROLLER FOR AN ARTIFICIAL PANCREAS - Described and illustrated is a system for management of diabetes that includes an infusion pump, glucose sensor and controller with a method programmed into the controller. The infusion pump is configured to deliver insulin to a subject. The glucose sensor is configured to sense glucose levels in the subject and provide output signals representative of the glucose levels in the subject. The controller is programmed receives signals from at least one of the glucose sensor and the pump and configured to issue signals to the pump to deliver an amount of insulin determined by a feedback controller that utilizes a model predictive control of the subject based on desired glucose levels, insulin amount delivered and measured glucose levels of the subject. The controller is also configured to deliver insulin using a tuning factor based on either one of an omission index module or a calibration index module. | 06-12-2014 |
Ramnath Venugopalan, Webster, NY US
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20090222877 | UNIFIED NETWORK THREAT MANAGEMENT WITH RULE CLASSIFICATION - A computer network device comprises an intrusion prevention rule set comprising a plurality of rules, each of the plurality of rules associated with two or more rule classification parameters, and an intrusion prevention module that is operable to use two or more of the classification parameters associated with the plurality of intrusion protection rules to selectively apply the rules to provide network intrusion protection of network traffic | 09-03-2009 |
20120216271 | SYSTEM AND METHOD FOR INTERLOCKING A HOST AND A GATEWAY - A method is provided in one example embodiment and includes exchanging a session descriptor associated with a network connection and an application on a host, correlating the session descriptor with a network policy, and applying the network policy to the network connection. In alternative embodiments, the session descriptor may be exchanged through an out-of-band communication channel or an in-band communication channel. | 08-23-2012 |
20150278354 | PROVIDING PREVALENCE INFORMATION USING QUERY DATA - In one example, a data security system may determine prevalence of a file based query data for an object (e.g., a file or a hash or a file). An example algorithm may provide using a statistically justifiable estimate of the prevalence while storing few data records, and therefore may provide prevalence information in O(1) time complexity (i.e., constant time). Such an algorithm may be applied in near real-time to provide, e.g., an immediate response to a query for the prevalence of a file. | 10-01-2015 |
20150365380 | SYSTEM AND METHOD FOR INTERLOCKING A HOST AND A GATEWAY - A method is provided in one example embodiment and includes exchanging a session descriptor associated with a network connection and an application on a host, correlating the session descriptor with a network policy, and applying the network policy to the network connection. In alternative embodiments, the session descriptor may be exchanged through an out-of-band communication channel or an in-band communication channel. | 12-17-2015 |
Sarad Ammanat Venugopalan, Kerala IN
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20140185631 | Methods and Systems for Detecting a Preamble of a Data Packet in Wireless Communication Systems - Methods and systems for detecting a preamble of a data packet in wireless communication systems is provided. To determine a preamble from a received signal, which may include a noise-altered preamble bit sequence, linear feedback shift registers (LFSRs) can be used to generate a count of the received preamble, and the count is compared to pre-generated scores to identify a match. Example methods include for each of a number of different preamble orientations of a preamble, generating a count value based on a comparison of bits of the preamble with a random bit sequence to produce a sequence of count values, and comparing the sequence of count values with m sequences of count values. A sequence of count values is identified that includes a maximum number of matching elements, and the received preamble is determined to be one of the m preambles corresponding to the identified sequence. | 07-03-2014 |
Sriramkumar Venugopalan US
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20160072447 | APPARATUS AND METHOD FOR DYNAMICALLY BIASED BASEBAND CURRENT AMPLIFIER - A dynamically biased baseband current amplifier is provided. The dynamically biased baseband current amplifier includes an input interface; a controller; a variable resistor network; an amplifier stage; a hybrid differential envelope detector and full-wave rectifier; a transconductor; a first variable transistor; a second variable transistor; a third variable transistor; and a fourth variable transistor. | 03-10-2016 |
Sunil Venugopalan, Bangalore IN
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20150262491 | UPDATING AN AIRFIELD LIGHTING SYSTEM WITH AN LED LIGHT SOURCE - Methods and systems for updating an airfield lighting system with an LED light source are described herein. One method includes removing a light source from an existing light fixture of an airfield lighting system, wherein the removed light source is not a light emitting diode (LED) light source, and replacing the removed light source with an LED light source in the existing light fixture without modifying or replacing any other element of the existing light fixture. | 09-17-2015 |
Vasan Venugopalan, Irvine, CA US
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20140100138 | MECHANICAL STRESS RESPONSE ANALYSIS OF CELLS AND TISSUES - A method and device are disclosed for inducing mechanical stress in a cellular sample to evaluate mechanotransduction in the cellular sample. In one embodiment, the mechanical stress is induced by generating a microcavitation bubble in the cellular sample using a pulsed energy. The microcavitation bubble creates a microtsunami, which provides a transient, impulsive mechanical stress on the cellular sample, forming a gradient of effects at distances away from the microcavitation bubble. | 04-10-2014 |
Vijith Venugopalan, Bangalore IN
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20110152688 | MANUAL ULTRASOUND POWER CONTROL TO MONITOR FETAL HEART RATE DEPENDING ON THE SIZE OF THE PATIENT - A continuous, noninvasive fetal heart rate measurement is produced using one or more ultrasonic transducer adhered to the abdomen of the mother. Each ultrasound transducer generates an ultrasound beam having a signal strength. The signal strength is determined by an excitation voltage applied to the ultrasound transducer. An excitation voltage adjustment device is positioned between an excitation voltage generator and the ultrasound transducer to selectively control the strength of the ultrasound beam. A user input device allows an operator to control the ultrasound signal strength to vary the depth of viewing of the fetal heart rate monitor. | 06-23-2011 |