Patent application number | Description | Published |
20090242902 | LIGHT EMITTING DEVICES WITH CONSTANT FORWARD VOLTAGE - A light emitting device and method for producing the same is disclosed. The light emitting device includes a semiconductor material, an electrode positioned on the semiconductor material, a wire bonding area, and a resistor connected between the wire bonding area and the electrode. | 10-01-2009 |
20090322205 | METHODS AND APPARATUSES FOR ENHANCING HEAT DISSIPATION FROM A LIGHT EMITTING DEVICE - A light emitting device and method of producing the same is disclosed. The light emitting device includes a phosphor layer and a wire mesh thermally coupled to the phosphor layer and configured to dissipate heat from the phosphor layer. | 12-31-2009 |
20090322208 | LIGHT EMITTING DEVICE HAVING A REFRACTORY PHOSPHOR LAYER - A light emitting device and method of producing the same is disclosed. The light emitting device includes a transparent thermal conductor layer, a refractory phosphor layer provided on the transparent thermal conductor layer, and a light emitting semiconductor arranged to emit light toward the transparent thermal conductor layer and the refractory phosphor layer. | 12-31-2009 |
20100059771 | MULTI-LAYER LED PHOSPHORS - An LED assembly can have a plurality of different types of phosphors that are separated from one another in a manner that substantially mitigates the cannibalization of light emitted by at least one of the types of phosphors. By mitigating the cannibalization of light, brighter and more efficient white light LED assemblies can be provided. Such LED assemblies can be suitable for use in such applications as flashlights, displays, and area lighting. | 03-11-2010 |
Patent application number | Description | Published |
20130039090 | Illumination Devices Including Multiple Light Emitting Elements - A variety of illumination devices are disclosed that are configured to manipulate light provided by one or more light-emitting elements (LEEs). In general, embodiments of the illumination devices feature one or more optical couplers that redirect illumination from the LEEs to a reflector which then directs the light into a range of angles. In some embodiments, the illumination device includes a second reflector that reflects at least some of the light from the first reflector. In certain embodiments, the illumination device includes a light guide that guides light from the collector to the first reflector. The components of the illumination device can be configured to provide illumination devices that can provide a variety of intensity distributions. Such illumination devices can be configured to provide light for particular lighting applications, including office lighting, task lighting, cabinet lighting, garage lighting, wall wash, stack lighting, and downlighting. | 02-14-2013 |
20130201715 | ILLUMINATION DEVICES INCLUDING MULTIPLE LIGHT EMITTING ELEMENTS - A variety of illumination devices are disclosed that are configured to manipulate light provided by one or more light-emitting elements (LEEs). In general, embodiments of the illumination devices feature one or more optical couplers that redirect illumination from the LEEs to a reflector which then directs the light into a range of angles. In some embodiments, the illumination device includes a second reflector that reflects at least some of the light from the first reflector. In certain embodiments, the illumination device includes a light guide that guides light from the collector to the first reflector. The components of the illumination device can be configured to provide illumination devices that can provide a variety of intensity distributions. Such illumination devices can be configured to provide light for particular lighting applications, including office lighting, task lighting, cabinet lighting, garage lighting, wall wash, stack lighting, and downlighting. | 08-08-2013 |
20130208495 | Illumination Devices including Multiple Light Emitting Elements - A variety of illumination devices are disclosed that are configured to manipulate light provided by one or more light-emitting elements (LEEs). In general, embodiments of the illumination devices feature one or more optical couplers that redirect illumination from the LEEs to a reflector which then directs the light into a range of angles. In some embodiments, the illumination device includes a second reflector that reflects at least some of the light from the first reflector. In certain embodiments, the illumination device includes a light guide that guides light from the collector to the first reflector. The components of the illumination device can be configured to provide illumination devices that can provide a variety of intensity distributions. Such illumination devices can be configured to provide light for particular lighting applications, including office lighting, task lighting, cabinet lighting, garage lighting, wall wash, stack lighting, and downlighting. | 08-15-2013 |
20140104868 | Indirect Direct Troffer Luminaire - An illumination system is described including a plurality of illumination devices, each device including (i) light-emitting elements (LEEs) arranged along a corresponding first axis; (ii) an optical extractor extending along a corresponding longitudinal axis parallel to the first axis; and (iii) a light guide positioned to receive at a first end of the light guide light emitted by the LEEs and guide it to a second end of the light guide. The optical extractor is optically coupled to the light guide at the second end and is shaped to redirect the light guided by the light guide into a range of angles on either side of the light guide. The illumination devices are connected to each other to form a polygon such that the longitudinal axes of the connected illumination devices lie in a common plane. | 04-17-2014 |
20140126235 | Lightguide Luminaire Module for Direct and Indirect Illumination - A luminaire module includes at least one light-emitting element (LEE); a light guide (LG) extending in a first direction from a first end of LG to a second end of LG to receive at the first end light emitted by the LEE and configured to guide the light to the second end; and an optical extractor (OE) optically coupled to LG at the second end to receive light from the LEE guided from the first end to the second end of LG. OE includes a first interface configured to reflect a first portion of the light exiting the LG and transmit a second portion of the light exiting the LG so that the second portion of the light exits OE to an ambient environment in the first direction, and a second interface configured to transmit light incident thereon to the ambient environment in a direction different from the first direction. | 05-08-2014 |
20140306250 | SOLID-STATE LIGHTING DEVICE AND METHOD OF MANUFACTURING SAME - The present technology provides a solid-state lighting device and method of manufacturing same. The device can include a carrier substrate having registration features on a first side; light-emitting elements (LEEs) operatively coupled with the registration features; electrically conductive elements (ECEs) operatively coupled with a first side, where the ECEs operatively interconnect the LEEs; and one or more cover layers operatively coupled with the LEEs. The ECEs, furthermore, can be configured to operatively connect the LEEs to a source of power. | 10-16-2014 |
Patent application number | Description | Published |
20100129523 | IOL INSERTION APPARATUS AND METHODS FOR MAKING AND USING SAME - Apparatus, and methods of making and using apparatus, for inserting intraocular lenses (IOLs) are disclosed. The apparatus includes a hollow tube having an interior wall defining a hollow space through which an intraocular lens may be passed from the open space into an eye. A lubricity enhancing component is covalently bonded to the hollow tube at the interior wall in an amount effective to facilitate the passage of the intraocular lens through the hollow space. The lubricity enhancing component includes a substituent component effective to reduce hydrolysis of said lubricity enhancing component relative to an identical lubricity enhancing component without the substituent component. | 05-27-2010 |
20100137984 | CONTROLLED VAPOR DEPOSITION OF BIOCOMPATIBLE COATINGS FOR MEDICAL DEVICES - An intraocular lens with a hydrophilic polymer coating composition and method of preparing same are provided. Specifically, a composition suitable for reducing tackiness in intraocular lenses is provided wherein an acrylic intraocular lens is treated by vapor deposition with an alkoxy silyl terminated polyethylene glycol polymer composition. | 06-03-2010 |
20120010703 | INTRAOCULAR LENSES HAVING A VISIBLE LIGHT-SELECTIVE-TRANSMISSIVE-REGION - Intraocular lenses are provided having a visible-light selective transmissive zone defined therein. The visible light-selective transmissive zone can be located near the lens center and designed to reduce the transmission of any wave-length of visible light specifically light in the blue light region having wavelength between approximately 400 λ to 550 λ. In one embodiment he IOLs are made from acrylates and the light absorbing compound is a yellow dye. | 01-12-2012 |
20120013844 | OPHTHALMIC DEVICES HAVING A HIGHLY SELECTIVE VIOLET LIGHT TRANSMISSIVE FILTER AND RELATED METHODS - Ophthalmic devices are provided having a violet-light vertical cut-off filter abruptly absorbs light between the wave lengths of between approximately and 400 nm and 450 nm such that a curve when plotted as percent transmission versus wavelength has the shape as depicted in FIG. | 01-19-2012 |
20120041554 | MEDICAL DEVICES HAVING SOFT, FLEXIBLE LUBRICIOUS COATINGS - Soft, flexible highly lubricious coatings for polymeric IOL insertion cartridges that allow IOLs to be easily inserted through small bore cartridges suitable for use with small (less than 3 mm) incisions are provided. These lubricious coatings allow IOLs to be inserted into the eye of a patient without the risk of lens damage or transfer of lubricants to the lens surface during implantation. Specifically, polymeric coatings comprising a matrix polymer having an equivalent weight greater than 5000 g/eq are used to form interpenetrating networks (IPN) on the surface of hydrophobic structural polymers. The IPNs thus formed entrap highly lubricious hydrophilic compounds within the IPN using multi-functional cross linkers. | 02-16-2012 |
20120186718 | POLYMER COMPOSITIONS SUITABLE FOR INTRAOCULAR LENSES AND RELATED METHODS - A polymeric material with a molecular response time that makes it suitable for use near fragile body tissues. The polymeric material is useful for both low modulus and high modulus applications thereby simplifying the multi-part polymeric article manufacturing process and creating better integrated multi-part polymeric articles. Cross-linked polymers with different moduli may be obtained utilizing the same or similar starting materials but modifying the amount of catalyst, the amount of cross-linking agent, and/or the amount of methyl vinyl cyclics. | 07-26-2012 |
20140012375 | ACCOMMODATING INTRAOCULAR LENS WITH OUTER SUPPORT STRUCTURE - An intraocular lens for insertion into the capsular bag of an eye contains an optic, an outer periphery, and an outer support structure. The optic has a periphery and centered about an optical axis. The outer periphery is disposed about the optic and configured to engage an equatorial region of the capsular bag of an eye. The outer support structure is disposed along the periphery and spaced from the optic with voids outer support structure and the optic. The intraocular lens further comprises a first intermediate member and a weakened region disposed along the outer periphery between the outer support structure and the first intermediate member. The first intermediate member operably couples the optic and the outer support structure. The weakened region is attached to, and configured to provide relative motion between, the outer support structure and the first intermediate member in response to the ciliary muscle of the eye. | 01-09-2014 |
20140172094 | SHAPE MEMORY POLYMER INTRAOCULAR LENSES - A shape memory polymer (SMP) intraocular lens may have a refractive index above 1.45, a Tg between 10° C. and 60° C., inclusive, de minimis or an absence of glistening, and substantially 100% transmissivity of light in the visible spectrum. The intraocular lens is then rolled at a temperature above Tg of the SMP material. The intraocular device is radially compressed within a die to a diameter of less than or equal to 1.8 mm while maintaining the temperature above Tg. The compressed intraocular lens device may be inserted through an incision less than 2 mm wide in a cornea or sclera or other anatomical structure. The lens can be inserted into the capsular bag, the ciliary sulcus, or other cavity through the incision. The SMP can substantially achieve refractive index values of greater than or equal to 1.45 | 06-19-2014 |
Patent application number | Description | Published |
20090088839 | POLYMER COMPOSITIONS SUITABLE FOR INTRAOCULAR LENSES AND RELATED METHODS - A polymeric material with a molecular response time that makes it suitable for use near fragile body tissues. The polymeric material is useful for both low modulus and high modulus applications thereby simplifying the multi-part polymeric article manufacturing process and creating better integrated multi-part polymeric articles. Cross-linked polymers with different moduli may be obtained utilizing the same or similar starting materials but modifying the amount of catalyst, the amount of cross-linking agent, and/or the amount of methyl vinyl cyclics. | 04-02-2009 |
20100085534 | OPHTHALMIC DEVICES HAVING A HIGHLY SELECTIVE VIOLET LIGHT TRANSMISSIVE FILTER AND RELATED METHODS - Ophthalmic devices are provided having a violet-light vertical cut-off filter abruptly absorbs light between the wave lengths of between approximately and 400 nm and 450 nm such that a curve when plotted as percent transmission versus wavelength has the shape as depicted in FIG. | 04-08-2010 |
20100217387 | Accommodating intraocular lens and method of manufacture thereof - An accommodating IOL comprises an optic adapted to focus light toward a retina of an eye, and a movement assembly coupled to the eye to provide effective accommodating movement, preferably axial movement, of the optic. At least a portion of the movement assembly is made from a material that is less stiff and/or more resilient than the material used to make the optic. Optionally, an outer ring or support portion made at least partially from either a relatively stiff material such as the material used in the optic or a relatively resilient material such as the material used in the movement assembly is also provided. | 08-26-2010 |
20110217449 | CONTROLLED VAPOR DEPOSITION OF BIOCOMPATIBLE COATINGS FOR MEDICAL DEVICES - An intraocular lens with a hydrophilic polymer coating composition and method of preparing same are provided. Specifically, a composition suitable for reducing tackiness in intraocular lenses is provided wherein an acrylic intraocular lens is treated by vapor deposition with an alkoxy silyl terminated polyethylene glycol polymer composition. | 09-08-2011 |