Patents Examined by Danielle Allen
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Patent number: 9518718Abstract: Provided is a bandpass filter for a light emitting device that can improve the light emission efficiency in use for a light emitting device, and a light emitting device that can obtain the high light emission efficiency by using the bandpass filter. The light emitting device includes a substrate; a light emitting element disposed over the substrate; a phosphor-containing layer containing at least one kind of phosphor; and a bandpass filter disposed over a surface of the phosphor-containing layer on the light emitting element side, the bandpass filter including a multilayer film having a plurality of first and second dielectric layers, the second dielectric layer being disposed over the first dielectric layer.Type: GrantFiled: December 24, 2013Date of Patent: December 13, 2016Assignee: NICHIA CORPORATIONInventors: Daisuke Sanga, Tomonori Morizumi, Naoki Azuma, Keisuke Sejiki, Kunihito Sugimoto
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Patent number: 9516712Abstract: In some embodiments, a light device for generating light includes light emitting diodes (LEDs), and power supply circuitry including at least one switching regulator including switching elements to provide power to the LEDs. The light device includes a device support structure including a device connector and an LED support to support the LEDs, wherein the device connector is one end of the device support structure, and the power supply circuitry is supported by the device support structure. Other embodiments are described.Type: GrantFiled: October 31, 2013Date of Patent: December 6, 2016Assignee: Intel CorporationInventors: Shekhar Y. Borkar, Stephen G. Eichenlaub
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Patent number: 9506618Abstract: An automotive lamp system adapted for providing illumination for a vehicle includes an LED, a controlling motor and a reflecting mirror module. The reflecting mirror module is connected to the controlling motor via a driving shaft. The reflecting mirror module includes a first reflecting mirror and a second reflecting mirror. The first reflecting mirror is configured for reflecting the light generated from the LED to the second reflecting mirror. The second reflecting mirror is configured for reflecting the light reflected by the first reflecting mirror outside the vehicle. An angle of the reflecting mirror module relative to the LED is varied via the controlling motor. Thus, a direction of the light reflected outside the vehicle is varied.Type: GrantFiled: May 24, 2013Date of Patent: November 29, 2016Assignee: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: Yi-Zhong Sheu
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Patent number: 9507073Abstract: The present invention discloses a light guide plate for a backlight assembly of a transparent display, the backlight assembly and the transparent display.Type: GrantFiled: June 26, 2014Date of Patent: November 29, 2016Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Kim Hee Cheol, Song Young Suk, Yoo Seong Yeol, Choi Seung Jin
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Patent number: 9508291Abstract: An image display apparatus according to the present disclosure includes: an image display panel; a backlight device; a first optical element located between the image display panel and the backlight device and configured to deflect a light incident thereon; a second optical element located between the first optical element and the image display panel and configured to change a deflection angle of emitted light according to a voltage applied thereto; a plurality of first lenses located between the first optical element and the backlight device; a plurality of second lenses located between the second optical element and the image display panel; a position detection section configured to detect a viewing position of a viewer; and a control section configured to control the voltage applied to the second optical element, according to the detected viewing position. The first lenses and the second lenses constitute an afocal optical system.Type: GrantFiled: December 27, 2012Date of Patent: November 29, 2016Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Yasuhiro Tanaka, Katsuhiko Hayashi, Masahiro Kasano, Kouki Ichihashi
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Patent number: 9500834Abstract: An apparatus for compensating an image of a display, includes a light incident surface, a light emitting surface, and a plurality of light guiding channels. An area of the light emitting surface is greater than an area of the light incident surface. The plurality of light guiding channels is independent from each other, each light guiding channel extends from the light incident surface to the light emitting surface, and light from the light incident surface is extended to the light emitting surface by the light guiding channels. The present invention further discloses a method for manufacturing the same.Type: GrantFiled: January 25, 2014Date of Patent: November 22, 2016Assignee: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: I-Wei Wu
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Patent number: 9500803Abstract: An apparatus for compensating an image of a display includes a light incident surface, a light emitting surface, and a plurality of light guiding channels independent from each other. The light incident surface is configured to be adjacent to the display to receive the image of the display into the apparatus. An area of the light emitting surface being greater than an area of the light incident surface. Each light guiding channel extends from the light incident surface to the light emitting surface. The light guiding channels is configured for transmitting the image from the light incident surface to the light transmitting surface and expanding the image such that the expanded image is displayed on the light emitting surface.Type: GrantFiled: January 25, 2014Date of Patent: November 22, 2016Assignee: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: I-Wei Wu
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Patent number: 9498016Abstract: A lighting shoe includes a power generating device. When a user steps on or presses the lighting shoe, the power generating device bears an external force and generates an inducted current or charge by electromagnetic induction or piezoelectric characteristic to supply the LED to light. To be suitable for the thickness, the electrical requirement, or the cost of the lighting shoe, various similar power generating devices are disclosed to match the shoes in the present invention. The lighting shoe of the invention can increase the identification rate in the night, and improve the traffic safety of the user.Type: GrantFiled: January 16, 2013Date of Patent: November 22, 2016Inventor: Shen-Ko Tseng
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Patent number: 9499103Abstract: Provided is a display room mirror, including a room mirror disposed in an inner part of a vehicle to detect a rear situation of the vehicle; and an organic light emitting diode (OLED) panel formed in a part or an entire part of a front surface of the room mirror, thereby improving a contrast and a reaction velocity and reducing a thickness and a weight of the room mirror.Type: GrantFiled: September 25, 2013Date of Patent: November 22, 2016Assignee: LG INNOTEK CO., LTD.Inventor: Tae Hoon Han
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Patent number: 9494293Abstract: A troffer-style fixture. The fixture is particularly well-suited for use with solid state light sources. The troffer comprises a light engine unit surrounded by a reflective pan. An elongated heat sink comprises a mount surface for light sources. An elongated lens is mounted on or above the heat sink. The mount surface is designed to accommodate the light emitters which may come on prefabricated a light strip. One or more reflectors extend out away from the heat sink on the mount surface side. A lens plate is mounted to proximate to the heat sink and extends out to the edge of the reflector(s). An interior cavity is at least partially defined by the reflector(s), the lens plates, and the heat sink. One or more light sources disposed along the heat sink mount surface emit light into the interior cavity where it can be mixed and/or shaped before it is emitted.Type: GrantFiled: December 6, 2010Date of Patent: November 15, 2016Assignee: CREE, INC.Inventor: Paul Kenneth Pickard
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Patent number: 9493107Abstract: A lighting device comprising a first group of solid state light emitters, an element containing luminescent material and a second group of solid state light emitters spaced from the element. In some embodiments, (1) at least 50% of light emitted by one of the first group does not mix with light emitted by the second group before the light emitted by the second group has entered the element, (2) at least 90% of exiting light emitted by the second group travels farther within the lighting device than 90% of exiting light emitted by the first group, (3) an average distance traveled by exiting light emitted by the second group is farther than an average distance traveled by exiting light emitted by the second group, and/or (4) light emitted by the first group directly exiting the lighting device exits the lighting device without being incident upon the element.Type: GrantFiled: November 9, 2012Date of Patent: November 15, 2016Assignee: Cree, Inc.Inventor: Paul Kenneth Pickard
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Patent number: 9494297Abstract: An exemplary embodiment of a solar-powered lighting fixture includes a solar panel electrically connected to a control circuit, a rechargeable battery to store electrical energy generated by the solar panel, and a LED module with a lens, wherein the lens has a plurality of integral optical elements comprising an inner refracting surface and an outer refracting surface, and the control circuit is capable of charging the battery by adjusting the charge current from the solar panel to the battery, automatically powering the at least one light-emitting diode on and off, and automatically adjusting the level and duration of electrical current provided to the at least one light-emitting diode. In at least one embodiment, the control circuit includes a microprocessor to calculate an operational profile based on the charge stored in the battery and an anticipated power requirement.Type: GrantFiled: November 21, 2011Date of Patent: November 15, 2016Assignee: Continental Manufacturing, LLCInventors: William E. Nagengast, Judy Nagengast, Steven F. Tregilgas, Jerry D. Heiniger
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Patent number: 9488333Abstract: A lighting device is provided with an LED light source including a light bulb color LED, a blue LED, and a green LED. The light bulb color LED has a peak wavelength in the range from 580 to 630 nm and a half width at the peak wavelength in the range from 120 nm to 175 nm. The light bulb color LED is specified by Japanese Industrial Standard (JIS) Z9112. The blue LED has a peak wavelength in the range from 450 nm to 480 nm. The green LED has a peak wavelength in the range from 500 nm to 530 nm.Type: GrantFiled: May 30, 2013Date of Patent: November 8, 2016Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventor: Yoko Matsubayashi
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Patent number: 9482417Abstract: An illumination device includes a light emitting panel and a device body to which the light emitting panel is detachably attached. The light emitting panel has a rear surface serving as a first curved surface. The device body has a surface serving as a second curved surface conforming to the first curved surface. An attachment portion for attaching/detaching the light emitting panel to/from the device body to slide along the first curved surface or the second curved surface is provided on one of the rear surface of the light emitting panel facing the device body and surface of the device body facing the light emitting panel. A groove portion for enabling the attachment portion to slide is provided on the other of the rear surface of the light emitting panel facing the device body and the surface of the device body facing the light emitting panel.Type: GrantFiled: July 30, 2012Date of Patent: November 1, 2016Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Akihiro Hirano, Noboru Miyakawa, Ryusuke Kotera, Satoshi Fukano, Masashi Takeda
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Patent number: 9482402Abstract: An automotive lamp includes an LED, a substrate that mounts the LED, a reflector that reflects the light emitted from the LED, and an projection lens having an incident surface, which receives the light reflected by the reflector, and an emission surface that emits the light toward a front area of the automotive lamp. A fine asperity structure is formed on the incident surface of the projection lens. The fine asperity structure includes recesses or raised portions formed with the pitch less than or equal to the visible light wavelength.Type: GrantFiled: June 6, 2012Date of Patent: November 1, 2016Assignees: KOITO MANUFACTURING CO., LTD., ITOH OPTICAL INDUSTRIAL CO., LTD.Inventors: Noriko Fukawa, Masashi Omote, Mamoru Kosuge, Yuji Saito, Hirohisa Kato, Takehiro Shimizu, Norihito Soma
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Patent number: 9482401Abstract: A vehicular illumination lamp includes a projection lens configured to output forward, as light that is parallel with an axial line extending in a lamp front-rear direction, light emitted from a prescribed point on the axial line, and a light source disposed in the rear of the projection lens. A front surface of the projection lens is a convex free surface and a perimeter of the front surface extends approximately along a plane that is perpendicular to the axial line. A rear surface of the projection lens is a curved surface which is formed so that light emitted from the prescribed point and incident on the projection lens is output from the projection lens as light that is parallel with the axial line.Type: GrantFiled: March 23, 2012Date of Patent: November 1, 2016Assignee: KOITO MANUFACTURING CO., LTD.Inventor: Takayuki Yagi
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Patent number: 9477027Abstract: A back light structure for a keyboard with back light includes a supporting plate, a light guiding plate, a flexible circuit board, and a light-emitting component. Keyswitch structures of the keyboard are disposed on the supporting plate. The light guiding plate is disposed under the supporting plate and has a through hole and a lateral surface. The circuit board adheres onto both a lower surface of the light guiding plate and a bottom surface of the supporting plate and covers the lateral surface. The light-emitting component is disposed on the circuit board in the through hole. Thereby, the circuit board also performs as a light shading structure for the lateral surface. A light reflection sheet need not cover both the lateral surface and the circuit board for avoiding light leakage but adheres onto only the lower surface, conducive to reducing the structural thickness of the back light structure.Type: GrantFiled: January 21, 2014Date of Patent: October 25, 2016Assignees: DARFON ELECTRONICS (SUZHOU) CO., LTD., DARFON ELECTRONICS CORP.Inventor: Po-Wei Tsai
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Patent number: 9470882Abstract: An optical arrangement for a solid-state lamp is disclosed. A highly reflective secondary reflector is located adjacent to but not in contact with an optical element. In some embodiments, the reflector presents a white, diffuse reflective surface. A secondary reflector with a specular reflective surface can also be used. The secondary reflector can be made of various commercially available materials; for example, MCPET or polycarbide resin, and the arrangement can be used with an LED light source. In some example embodiments, the optical element and the highly reflective secondary reflector each have a plurality of lobes and the arrangement is suitable for an MR16 halogen lamp replacement. In other example embodiments, the highly reflective secondary reflector includes a plurality of recesses corresponding to a plurality of optical elements, and the arrangement is suitable for a PAR incandescent bulb replacement.Type: GrantFiled: April 25, 2011Date of Patent: October 18, 2016Assignee: Cree, Inc.Inventor: Dong Lu
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Patent number: 9468311Abstract: An optic assembly includes a light source, a reflector to reflect light emitted by the light source, and an optical lens disposed over and/or around the light source. The optical lens is configured to direct light emitted from the light source using refraction and total internal reflection.Type: GrantFiled: October 27, 2010Date of Patent: October 18, 2016Assignee: GE Lighting Solutions, LLCInventors: William David Sekela, Mathew Sommers, Mark Kaminski, Todd Cassidy
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Patent number: 9457711Abstract: A light source unit for a vehicle includes a light source body, a light guide member that guides and exits the light from the light source body toward a portion of the vehicle to be illuminated, and a cover member housing the light source body and the light guide member. The cover member has an elongated light exit portion through which light from the light guide member is exited to the portion to be illuminated. The light exit portion includes a first light exit portion and at least two second light exit portions arranged along a longitudinal direction of the light exit portion to sandwich the second light exit portion therebetween. Light from the light guide member directly reaches the portion to be illuminated via the first light exit portion and light from the light guide member indirectly reaches the portion to be illuminated via the second light exit portion.Type: GrantFiled: May 14, 2012Date of Patent: October 4, 2016Assignee: TOYOTA BOSHOKU KABUSHIKI KAISHAInventor: Nobuki Hayashi