Patents Examined by Andrew Coughlin
  • Patent number: 10222520
    Abstract: A chromatic diffusing layer (510) comprises a plurality of nanoparticles (37) embedded in a matrix (39), for Rayleigh-like scattering with an average size d in the range 10 nm?d?240 nm, and a ratio between the blue and red scattering optical densities Log [R(450 nm)]/Log [R(630 nm)] of said chromatic reflective unit falls in the range 5???2.5, where R(?) is the monochromatic normalized specular reflectance of the chromatic reflective unit, which is the ratio between the specular reflectance of the chromatic reflective unit and the specular reflectance of a reference sample identical to the chromatic reflective unit except for the fact that the chromatic diffusing layer does not contain nanoparticles with the size d in the range 10 nm?d?240 nm and for the direction normal to the reflective layer (508) of the chromatic reflective unit (506), the monochromatic normalized specular reflectance R(?) of the chromatic reflective unit at a wavelength of 450 nm is in the range from about 0.0025 to about 0.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: March 5, 2019
    Assignee: CoeLux S.r.l.
    Inventors: Paolo Di Trapani, Davide Magatti, Antonio Lotti
  • Patent number: 10222532
    Abstract: A light mixing chamber includes a housing having a channel formed therein, with the channel exposed to an exterior of the housing. A chamber is formed in the housing, and an aperture formed in the housing connects the chamber to the channel. The chamber may house an LED, with an optical member being retained within the channel. A light guide plate may be positioned on an exterior of the housing outside the channel.
    Type: Grant
    Filed: July 10, 2014
    Date of Patent: March 5, 2019
    Inventors: Warren Pumyea, Sridhar Sadasivan, Suchit Shah
  • Patent number: 10208931
    Abstract: A flashlight assembly operates with a thermal optimization circuit which automatically, over time, reduces the duty cycle of the control circuit to reduce the temperature of the LED junction, improve LED performance and increase battery life.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: February 19, 2019
    Assignee: Emissive Energy Corp.
    Inventors: Robert D. Galli, Chris O'Brien, Kevin Okruta
  • Patent number: 10202767
    Abstract: A lighting system to simulate a window open to the sky and comprising an optical system including: a visible optical source, which emits visible optical radiation; and a chromatic optical device, which includes a diffusion region and defines a first emission surface arranged downstream of the diffusion region. The chromatic device receives the visible optical radiation and generates, on the first emission surface, a visible output beam, which has an angular luminance profile that exhibits a peak with FWHM below 20° in two planes, mutually orthogonal and containing the direction of maximum luminance. In each point of the first emission surface, the visible output beam comprises a direct component, emitted in the direction of the luminance peak, and a diffuse component emitted at angles that differ by more than 40° from the direction of the direct component. The CCT of the diffuse component is at least 1.2 times higher than the CCT of the direct component.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: February 12, 2019
    Assignee: CoeLux S.r.l.
    Inventor: Paolo Di Trapani
  • Patent number: 10203450
    Abstract: The present disclosure discloses a backlight module and the manufacturing method thereof. The backlight module comprises a substrate, a plastic frame, a light guide plate, and a film set. The plastic frame is formed on the substrate through printing, which forms a housing space together with the substrate. The light guide plate and the film set are sequentially stacked in the housing space. The backlight module according to the present disclosure will not affect the display of the liquid crystal display panel during thermal expansion.
    Type: Grant
    Filed: February 25, 2016
    Date of Patent: February 12, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventor: Pengbo Xu
  • Patent number: 10201101
    Abstract: Disclosed is a display apparatus which does not use some elements of cases and set cover members necessary for producing the display apparatus and thus can minimize a thickness and enhance a sense of beauty with an innovative design. The display apparatus includes a display panel, a panel supporting member, an adhesive member, a guide frame, and a cover member. The panel supporting member is disposed to have a side inserting space, and supports a rear edge of the display panel. The adhesive member is disposed at the panel supporting member, and couples the display panel and the panel supporting member. The guide frame supports the panel supporting member. The cover member is inserted into the side inserting space of the panel supporting member, and surrounds a side surface of the guide frame, thereby enabling movement of the panel supporting member.
    Type: Grant
    Filed: April 29, 2015
    Date of Patent: February 5, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: HyunSeok Lee, SangRyeon Park
  • Patent number: 10184267
    Abstract: A supporting mechanism for a glass fence is provided. The supporting mechanism has a base, a main body, two sets of anti-collision rubber for contacting with the glass fence, an height-adjustment block, an adjustment slider, and an installation slot for insertion of the glass fence in vertical direction. The installation slot is provided on the main body along a vertical direction of the main body, the installation slot divides the main body into two sub-bodies, each sub-body has an inner wall facing the installation slot. The height-adjustment block is provided at a lower end position of the installation slot, an inner space is provided within the height-adjustment block for receiving an LED device generating light. The adjustment slider selectively moves by an adjustment screw such that height of the height-adjustment block is adjustable.
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: January 22, 2019
    Inventors: Chingyao Kuo, Norman William Liefke
  • Patent number: 10183406
    Abstract: A thumb stud for a folding knife assembly includes a body extending between a first end and a second end. A hollow passage extends between the ends, and a tritium vial is disposed within the hollow passage and extends between the first and second ends. A first lens is disposed within the hollow passage adjacent the first end and a second lens is disposed within the hollow passage adjacent the second end. The first and second lenses encapsulate the tritium vial within the hollow passage of the body and allow illumination produced by the tritium vial to be viewable through the first and second lenses to illuminate the thumb stud. In an alternative arrangement, the tritium vial can be replaced with a wafer which houses the tritium vial. In this arrangement, a pair of wafers are each disposed adjacent respective lenses at respective ends of the body.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: January 22, 2019
    Assignee: Cammenga Company, LLC
    Inventors: Christopher J. Karchon, Alexander J. Karchon
  • Patent number: 10184636
    Abstract: A head lamp for a vehicle including a moisture removing apparatus may include a moisture removing apparatus, moisture generated in the head lamp is removed by a moisture absorbent, wherein the moisture absorbent is dried, such that moisture absorbing performance of the moisture absorbent is restored, continuously maintaining a smooth moisture absorbing function. In addition, the moisture generated during drying the moisture absorbent is not again introduced into the head lamp, but is discharged to the outside, blocking the moisture from being generated in the head lamp.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: January 22, 2019
    Assignee: Hyundai Motor Company
    Inventors: Jik Soo Shin, Ki Hong Lee, Keon Soo Jin, Byoung Suk Ahn, Jung Wook Lim, Jai Hak Kim
  • Patent number: 10180233
    Abstract: A luminaire comprising: a light source (10); an exit window (20) for light from the light source; and a diffuser (25; 200a; 200b; 200c; 200d) at the exit window for diffusing the light. The diffuser comprises a plurality of micro-optical elements (203a; 203b; 204, 205; 206, 207). Each micro-optical element is adapted to redirect light from the light source, so that the redirected light from each element emerges from the diffuser at a respective predetermined polar angle (?). The plurality of micro-optical elements comprise first micro-optical elements, which redirect light from the light source into a first range of polar angles, wherein the first optical elements occupy a greater proportion of the area of the diffuser in a first neighborhood than in a second neighborhood, and wherein the first neighborhood receives less light from the light source than the second neighborhood. Also provided is a method of designing and manufacturing a diffuser for such a luminaire.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: January 15, 2019
    Inventors: Ruslan Akhmedovich Sepkhanov, Marcellinus Petrus Carolus Michael Krijn
  • Patent number: 10174916
    Abstract: A lighting fixture structure for a recessed lighting fixture includes a housing and a junction box. The lighting fixture structure further includes an arm. The arm is attached to the housing and to the junction box. The arm is rotatably attached to the housing.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: January 8, 2019
    Assignee: Cooper Technologies Company
    Inventors: Grzegorz Wronski, Zhihong Lin
  • Patent number: 10173589
    Abstract: A cup holder includes a cup holder body which has a bottomed container shape and is capable of accommodating a beverage container; a decorative finisher member which is installed in an upper edge portion of the cup holder body; a light guide member which is interposed between a lower portion of the finisher member and an upper edge portion of the cup holder body. A light-guide-member installation part and a finisher-member fixing part are provided in the cup holder body. The finisher-member fixing part fixes the finisher member to the cup holder body in a state where the finisher member is separated with a gap part from an upper side of the light guide member.
    Type: Grant
    Filed: May 21, 2015
    Date of Patent: January 8, 2019
    Inventor: Yoshihide Takahama
  • Patent number: 10162085
    Abstract: The present invention relates to a large area organic light emitting panel and, more particularly, to a large area organic light emitting panel which prevents an observer in front of the panel from recognizing a seam connecting organic light emitting panels, i.e. which can implement a seamless effect. To this end, the present invention provides a large area organic light emitting panel comprising: a plurality of organic light emitting panels arranged vertically and horizontally; and a seam part, formed between the plurality of organic light emitting panels, for connecting the plurality of organic light emitting panels and refracting, to the front, light laterally emitted from the organic light emitting panels by a wave guiding effect.
    Type: Grant
    Filed: December 11, 2014
    Date of Patent: December 25, 2018
    Assignee: Corning Precision Materials Co., Ltd.
    Inventors: Joo Young Lee, Kyoung Wook Park
  • Patent number: 10156324
    Abstract: A light source device includes a first semiconductor light source, a second semiconductor light source, and a wavelength converter. The first semiconductor light source emits light in a first wavelength range. The second semiconductor light source emits light in a second wavelength range different from the first wavelength range. The wavelength converter absorbs the light in the first wavelength range to emit light in a third wavelength range different from either of the first wavelength range and the second wavelength range, and transmits the light in the second wavelength range substantially entirely.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: December 18, 2018
    Inventor: Takeshi Ito
  • Patent number: 10156729
    Abstract: An optical wavelength converter includes a first substrate, a first wavelength conversion material, and a second substrate. The first substrate has at least one first segment. The first wavelength conversion material is contained in the first segment for converting a first waveband light into a second waveband light. The second waveband light is reflected by the first segment. The second substrate is arranged beside the first substrate, and has at least one second segment. The first waveband light is transmitted through the second segment.
    Type: Grant
    Filed: August 28, 2014
    Date of Patent: December 18, 2018
    Inventors: Keh-Su Chang, Yen-I Chou, Chi Chen, Meng-Han Liu, Jau-Shiu Chen
  • Patent number: 10157896
    Abstract: A display apparatus includes a substrate and a plurality of LEDs. Each LED is attached to the substrate via conductive pads on a side of the LED. A diffuser having light diffusing characteristics is aligned with the plurality LEDs against a surface of the substrate. The diffuser is aligned so as to nest around at least one LED of the plurality of LEDs.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: December 18, 2018
    Assignee: Rohinni, LLC
    Inventors: Cody Peterson, Andrew Huska, Monica Hansen, Clinton Adams
  • Patent number: 10156325
    Abstract: The invention provides a lighting device for providing light, the lighting device comprising a closed chamber with a light transmissive window and a light source configured to provide light source radiation into the chamber, wherein the chamber further encloses a wavelength converter configured to convert at least part of the light source radiation into wavelength converter light, wherein the light transmissive window is transmissive for the wavelength converter light, wherein the wavelength converter comprises luminescent quantum dots which upon excitation with at least part of the light source radiation generate at least part of the wavelength converter light, and wherein the closed chamber comprises a filling gas comprising one or more of helium gas, hydrogen gas, nitrogen gas or oxygen gas, the filling gas having a relative humidity at 19° C. of at least 5%.
    Type: Grant
    Filed: September 16, 2015
    Date of Patent: December 18, 2018
    Assignee: Lumileds LLC
    Inventors: Roelof Koole, Dirk Veldman, Marcel Rene Bohmer, Kentaro Shimizu, Loes Johanna Mathilda Koopmans, Cornelis Eustatius Timmering
  • Patent number: 10139155
    Abstract: A refrigerator includes a shelf holder having holes along a vertical direction on a wall of a food storage chamber, and a shelf assembly attachable to the shelf holder via at least one of the holes. The refrigerator also includes an electronic device provided on the shelf assembly; a holder terminal unit provided between the shelf holder and the wall and having a holder-side terminal facing at least one of the holes; and a shelf terminal unit provided at a side of the shelf assembly that is configured to attach to the shelf holder. The shelf terminal unit has a pin configured to be inserted into and electrically connect with the holder-side terminal in a state in which the shelf assembly is attached to the shelf holder. The pin is electrically connected to the electronic device of the shelf assembly, and is longitudinally movable relative to the shelf terminal unit.
    Type: Grant
    Filed: January 4, 2017
    Date of Patent: November 27, 2018
    Assignee: LG Electronics Inc.
    Inventors: Wonbok Lee, Joonggil Jeong
  • Patent number: 10139089
    Abstract: In various embodiments, a lamp is provided. The lamp may include two mutually opposite end sections, which each form an electrical contact of the lamp. In each case at least one semiconductor light source is arranged in the region of the end sections. The lamp has an operating apparatus for the semiconductor light sources. The operating apparatus has electrical components, which are arranged in the region of a first section of the lamp, and the operating apparatus has at least one further electrical component, which is arranged in the region of the second end section of the lamp.
    Type: Grant
    Filed: August 19, 2015
    Date of Patent: November 27, 2018
    Assignee: OSRAM GMBH
    Inventors: Peter Niedermeier, Jozsef Szekely
  • Patent number: 10132465
    Abstract: Metalenses and technologies incorporating the same are disclosed. In some embodiments, the metalenses are in the form of a hybrid multiregion collimating metalens that includes a first region and a second region, wherein the hybrid multiregion collimating metalens is configured to collimate (e.g., visible) light incident thereon. In some instances the first region includes an array of first unit cells that contain subwavelength spaced nanostructures, such that the first region functions as a subwavelength high contrast grating (SWHCG), whereas the second region includes an array of second unit cell, wherein the array of second unit cells includes a near periodic annular arrangement of nanostructures such that the second region approximates the functionality of a locally periodic radial diffraction grating. Lighting devices including such metalenses are also disclosed.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: November 20, 2018
    Assignees: OSRAM SYLVANIA Inc., The President and Fellows of Harvard College
    Inventors: Steve Byrnes, Francesco Aieta, Federico Capasso, Alan Lenef