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Iyer, MN

Murali N. Iyer, Rochester, MN US

Patent application numberDescriptionPublished
20090327562Implementing Bus Interface Calibration for Enhanced Bus Interface Initialization Time - A method and apparatus are provided for implementing bus interface calibration to improve bus interface initialization time in a system. Bus interface calibration is performed and average calibration values are saved. At bus interface initialization time, checking for saved calibration values is performed. The saved calibration values are used and tested. When the saved calibration values pass the test, then the saved calibration values are used for system operation without performing any training steps.12-31-2009

Rajesh Iyer, Eden Prairie, MN US

Patent application numberDescriptionPublished
20080198530FILTERING CAPACITOR FEEDTHROUGH ASSEMBLY - A filtering capacitor feedthrough assembly for an implantable active medical device is disclosed. The filtering capacitor feedthrough assembly includes a capacitor having an aperture, the capacitor is electrically grounded to an electrically conductive feedthrough ferrule or housing of the implantable active medical device. A terminal pin extends into the aperture and an electrically conductive continuous coil is disposed within the aperture and between the terminal pin and the capacitor. The electrically conductive continuous coil mechanically secures and electrically couples the terminal pin to the capacitor.08-21-2008
20080273287FILTERING CAPACITOR FEEDTHROUGH ASSEMBLY - A filtering capacitor feedthrough assembly for an implantable active medical device is disclosed. The filtering capacitor feedthrough assembly includes a capacitor having an aperture defined by an inner capacitor surface. The capacitor is electrically grounded to an electrically conductive feedthrough ferrule or housing of the implantable active medical device. A terminal pin extends into the aperture. An electrically conductive split ring sleeve is disposed within the aperture and between the terminal pin and the capacitor. The split ring sleeve includes a first end, a second end, a sleeve length therebetween. A longitudinal slit through the sleeve extends from the first end to the second end. The electrically conductive split ring sleeve mechanically securing and electrically coupling the terminal pin to the capacitor.11-06-2008
20090128987FILTERING CAPACITOR FEEDTHROUGH ASSEMBLY - A filtering capacitor feedthrough assembly for an implantable active medical device is disclosed. The filtering capacitor feedthrough assembly includes a capacitor having an aperture, the capacitor is electrically grounded to an electrically conductive feedthrough ferrule or housing of the implantable active medical device. A terminal pin extends into the aperture and an electrically conductive continuous coil is disposed within the aperture and between the terminal pin and the capacitor. The electrically conductive continuous coil mechanically secures and electrically couples the terminal pin to the capacitor.05-21-2009
20100192355METHODS OF FORMING A FILTERING CAPACITOR FEEDTHROUGH ASSEMBLY - A method of forming a filtering capacitor feedthrough assembly for an implantable active medical device includes inserting a terminal pin into an aperture of a capacitor, the capacitor configured to be electrically grounded to an electrically conductive feedthrough ferrule or housing of the implantable active medical device, then disposing an electrically conductive continuous coil within the aperture between the terminal pin and the capacitor and then fixing the continuous coil to the terminal pin or the capacitor. The continuous coil includes an inner diameter defined by a plurality of coils, the terminal pin extending through the inner diameter of the continuous coil so that the plurality of coils circumferentially surround the terminal pin. The electrically conductive continuous coil mechanically secures and electrically couples the terminal pin to the capacitor.08-05-2010
20110170230Filtering Capacitor Feedthrough Assembly - A filtering capacitor feedthrough assembly for an implantable active medical device is disclosed. The filtering capacitor feedthrough assembly includes a capacitor having an aperture defined by an inner capacitor surface. The capacitor is electrically grounded to an electrically conductive feedthrough ferrule or housing of the implantable active medical device. A terminal pin extends into the aperture. An electrically conductive split ring sleeve is disposed within the aperture and between the terminal pin and the capacitor. The split ring sleeve includes a first end, a second end, a sleeve length therebetween. A longitudinal slit through the sleeve extends from the first end to the second end. The electrically conductive split ring sleeve mechanically securing and electrically coupling the terminal pin to the capacitor.07-14-2011

Patent applications by Rajesh Iyer, Eden Prairie, MN US

R. Suryanarayanan Iyer, Edina, MN US

Patent application numberDescriptionPublished
20080246101METHOD OF POLY-SILICON GRAIN STRUCTURE FORMATION - A method for forming a poly-crystalline silicon film on a substrate by positioning a substrate within a processing chamber, heating the processing chamber to a first temperature between about 640° C. and about 720° C., stabilizing a deposition pressure between about 200 Torr and about 350 Torr, introducing a silicon precursor into the processing chamber to deposit a silicon film comprising an amorphous or hemisphere grain film, and heating the processing chamber to a second temperature between about 700° C. and about 750 C.° to anneal the amorphous or hemisphere grain film into a poly-crystalline nano-crystalline grain film.10-09-2008

R. Suryanarayanan Iyer, St. Paul, MN US

Patent application numberDescriptionPublished
20080197125SUBSTRATE HEATING METHOD AND APPARATUS - Embodiments of substrate heating methods and apparatus are provided herein. In one embodiment, a substrate heater is provided including a heater plate having a top surface and an opposing bottom surface, a recess formed in the top surface, the recess having a feature having an upper surface for supporting a substrate, wherein the depth from a bottom surface of the recess to the upper surface of the feature is at least 5 mils. One or more pads may be disposed in the recess for supporting a substrate. The heater plate may have a thickness of about 19 mm. One or more indentations may be formed in the bottom surface of the recess for altering the rate of heat transfer to a portion of a substrate disposed above the indentation during processing. The heater plate may be utilized in a process chamber for performing heat-assisted processes.08-21-2008

Patent applications by R. Suryanarayanan Iyer, St. Paul, MN US

Siva Iyer, Plymouth, MN US

Patent application numberDescriptionPublished
20100332077WIRELESS WINCH SWITCH - A wireless winch switch system has a removable switch module that is removably retained by a receptacle. The removable switch module has a rechargeable power source and wireless communications module that transmits a winch control signal based on the position of a switch. Control circuitry receives the winch control signal and controls a winch. The receptacle is mounted to a vehicle and obtains energy from a power source such as the vehicle's battery. The removable switch module can obtain the energy from the receptacle and thereby charge the rechargeable battery.12-30-2010

Suresh S. Iyer, Woodbury, MN US

Patent application numberDescriptionPublished
20110045271CATIONIC POLYMERIC FLUORINATED ETHER SILANE COMPOSITIONS AND METHODS OF USE - A polymer is provided comprising a first pendant group selected from at least one of a perfluorinated ether group or a perfluoroalkanesulfonamido group, a second pendant group comprising an ammonium group, wherein the second pendant group is free of silicon, and a third pendant group comprising an ammonium group and a reactive siliconcontaining group. A composition comprising the polymer is provided. The polymer and composition are useful for protecting a substrate, for example, to render the substrate oil repellent, water repellent, or both, or to provide stain repellency to the substrate.02-24-2011
20110226733PATTERNING PROCESS - A patterning process comprises (a) providing at least one substrate having at least one major surface; (b) providing at least one patterning composition comprising at least one functionalizing molecule that is a perfluoropolyether organosulfur compound; (c) applying the patterning composition to the major surface of the substrate in a manner so as to form at least one functionalized region and at least one unfunctionalized region of the major surface; and (d) etching at least a portion of the unfunctionalized region.09-22-2011

Suresh S. Iyer, St. Paul, MN US

Patent application numberDescriptionPublished
20110237765Amide-linked Perfluoropolyether Thiol Compounds and Processes for their Preparation and Use - A perfluoropolyether thiol compound comprises a perfluoropolyether segment, at least one mercapto group (—SH), and at least one intervening divalent carbonylimino moiety (—C(═O)—NR—, wherein R is hydrogen or alkyl). The compound can be produced, for example, by a ring-opening reaction of thiolactones with perfluoropolyether-substituted, primary or secondary amines. The compound can be used, for example, as a polymerization chain transfer agent, as an intermediate for the preparation of functional group-containing fluorochemical derivatives such as disulfides, and as a fluorinated surface treatment.09-29-2011