Patents Examined by Vipin Patel
  • Virtual image observation optical system and light guide prism
    Patent number: 9804390
    Abstract: A first light blocking portion and a second light blocking portion are formed in at least one of the side surfaces of a light guide prism. The first light blocking portion and the second light blocking portion are arranged so that a shaded area and an invisible area overlap each other at least partly and cover an inter-groove area between the first light blocking portion and the second light blocking portion, where the shaded area is an area shadowed from image light due to the first light blocking portion, and the invisible area is an area invisible during virtual image observation by the observer due to the second light blocking portion.
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: October 31, 2017
    Assignee: OLYMPUS CORPORATION
    Inventors: Ryohei Sugihara, Shinya Takahashi, Yoichi Iba
  • Mobile device and optical imaging lens thereof
    Patent number: 9798108
    Abstract: Present embodiments provide for a mobile device and an optical imaging lens thereof. The optical imaging lens comprises six lens elements positioned sequentially from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements and designing parameters satisfying at least one inequality, the optical imaging lens shows better optical characteristics and the total length of the optical imaging lens is shortened.
    Type: Grant
    Filed: November 5, 2014
    Date of Patent: October 24, 2017
    Assignee: GENIUS ELECTRONIC OPTICAL (XIAMEN) CO., LTD.
    Inventors: Shih Han Chen, Ta-Cheng Fan, Yan Bin Chen
  • Super wide angle lens module
    Patent number: 9791675
    Abstract: There is provided super wide angle lens module, including: a first lens having negative refractive power; a second lens having negative refractive power; a third lens having positive refractive power; a fourth lens having positive refractive power; and a fifth lens having positive refractive power and having a meniscus shape convex toward an image side, wherein the third lens satisfies Equation 1, Nd3>1.7??Equation 1 where Nd3 represents a refractive index of the third lens.
    Type: Grant
    Filed: November 14, 2012
    Date of Patent: October 17, 2017
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventor: Tae Young Kim
  • Particle dispersion for display, display medium, and display device
    Patent number: 9778535
    Abstract: A particle dispersion and the display devices in which the dispersion may be incorporated are provided. The particle dispersion includes a dispersion medium, one or more types of particle groups that are dispersed in the dispersion medium that may differ based on color and/or charge, and counter-ions oppositely charged than the one or more particle groups. The particle groups and counter-ions are moved in the dispersion medium according to an electric field formed in the dispersion medium. The one or more types of particle groups are configured such that the total amount of charges of one type of particle group (a) among the one or more types of particle groups is greater than a total amount of charges of the counter-ions that are charged with a polarity opposite to that of the particle group (a).
    Type: Grant
    Filed: January 20, 2015
    Date of Patent: October 3, 2017
    Assignee: E Ink Corporation
    Inventors: Taijyu Gan, Tomozumi Uesaka, Hiroaki Moriyama, Nami Tokunaga, Yoshinori Machida
  • Lens drive device
    Patent number: 9778545
    Abstract: The lens drive device is equipped with a first supporting body that holds the lens and is movable in the direction of the optical axis, a second supporting body that holds the first supporting body, a fixed body that holds the second supporting body in a manner enabling movement in directions that are roughly orthogonal to the optical axis direction, a first drive mechanism for driving the first supporting body, a second drive mechanism for driving the second supporting body in a first direction, and a third drive mechanism for driving the second supporting body in a second direction. The first supporting body is supported by the second supporting body by means of first supporting members (8, 9), which are formed from an elastic material; and the second supporting body is supported by the fixed body by means of second supporting members, which are formed from an elastic material.
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: October 3, 2017
    Assignee: Alps Electric Co., Ltd.
    Inventors: Tatsuki Wade, Katsushige Yanagisawa, Shinji Minamisawa, Tadashi Takeda, Kiyoshi Miyazaki, Hisahiro Ishihara
  • Aseismatic reflection sheet device
    Patent number: 9778462
    Abstract: The invention relates to an aseismatic reflection sheet device, which includes a reflection sheet, a weight support element, an angle fixed adjustment module, a base plate and at least a sliding module. By the composition of above structure, one side of the weight support element is fixed on a vehicle windshield and the weight of the aseismatic reflection sheet device is mostly supported by the part of the weight support element, so that the reflection sheet does not be affected by shocking of the vehicle dashboard, to thereby provide support to the reflection sheet and the vertical and horizontal angle may be easily adjusted.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: October 3, 2017
    Assignee: E-LEAD ELECTRONICS CO., LTD.
    Inventor: Stephen Chen
  • Transparent display device
    Patent number: 9772538
    Abstract: A transparent display device, comprising: a display panel; a system light source provided over a non-display surface of the display panel; an article placement area located at a side of the system light source that is away from the display panel; an encapsulated cell provided between the system light source and the article placement area, wherein the encapsulated cell is provided with an electrochromic material therein; and a control member that is capable of controlling the electrochromic material in the encapsulated cell to regionally switch to a transparent state or a colored state. The present invention can realize a regionally transparent display and expand the application range of the transparent display device.
    Type: Grant
    Filed: December 16, 2013
    Date of Patent: September 26, 2017
    Assignee: BOE Technology Group Co., Ltd.
    Inventor: Yue Shi
  • Electrochromic gel, method for producing the gel, method for controlling electronic printing and erasing on electrochromic gel, and stretchable display
    Patent number: 9753347
    Abstract: The problem to be solved by the present invention is to provide an electrochromic gel which is excellent in flexibility and which is stretchable, a method for producing the gel, a method for controlling electronic printing and erasing, and a stretchable display. The problem is solved by using an electrochromic gel obtained by laminating an electrolyte-containing gel layer consisting only of an electrolyte-containing gel and an organic-metallic hybrid polymer-containing layer obtained by containing an organic-metallic hybrid polymer in the electrolyte-containing gel.
    Type: Grant
    Filed: January 30, 2013
    Date of Patent: September 5, 2017
    Assignee: NATIONAL INSTITUTE FOR MATERIALS SCIENCE
    Inventors: Masayoshi Higuchi, Jian Zhang
  • Shape-variable optical element
    Patent number: 9746587
    Abstract: Disclosed herein is a shape-variable optical element including: a shape-variable lens; a first electrode unit configured to be connected to the shape-variable lens; a second electrode unit configured to face the first electrode unit; and a deformation part configured to be disposed between the first electrode unit and the second electrode unit.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: August 29, 2017
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Ki-Uk Kyung, Sung-Ryul Yun, Sun-Tak Park, Bong-Je Park, Sae-Kwang Nam
  • Collimating display with pixel lenses
    Patent number: 9720228
    Abstract: A display assembly (515) includes: (a) an image display system (10) which includes an array of pixels (120) and (b) an array of pixel lenses (115). The array of pixel lenses has each lens positioned to collimate or substantially collimate light from a corresponding single pixel of the array of pixels. The display assembly (515) is used in a head-mounted display apparatus (500) which includes a frame (510) to support the display assembly (515) a desired distance from a user's eyes. The head-mounted display apparatus may also include a beam splitter (520) to reflect images from the display assembly (515) to the user's eyes. The head-mounted display apparatus may provide a wide field of view to the user and may be of the augmented-reality or immersive type.
    Type: Grant
    Filed: December 15, 2011
    Date of Patent: August 1, 2017
    Assignee: Lockheed Martin Corporation
    Inventors: Gregory A. Harrison, David Alan Smith
  • Lens array, and method for manufacturing the same
    Patent number: 9715046
    Abstract: Provided is a lens array, wherein partition walls are formed, using a blade, on a surface of a liquid-repellent substrate subjected to a lyophilic surface treatment, liquid-repellent groove sections formed by the blade, each of the liquid-repellent groove sections is V-shaped, lyophilic sections between the partition walls that are adjacent each other, and lenses are formed on the lyophilic sections using a liquid polymer.
    Type: Grant
    Filed: May 19, 2014
    Date of Patent: July 25, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Shin Yasuda, Keishi Shimizu
  • Beam steering device
    Patent number: 9709829
    Abstract: An electrically variable lens comprising a variable Fresnel lens and a variable phase corrector plate. A liquid crystal variable Fresnel lens and liquid crystal phase corrector plate are varied in concert to compensate for wavefront discontinuities that would otherwise be produced by the Fresnel lens. The same principle is also used to provide a device capable of imposing an arbitrary spatial and temporal phase modulation on a wavefront.
    Type: Grant
    Filed: November 17, 2012
    Date of Patent: July 18, 2017
    Assignee: Vuzix Corporation
    Inventor: Stephen Paul McGrew
  • Objective lens for endoscopes and endoscope
    Patent number: 9703089
    Abstract: An objective lens for endoscopes is constituted essentially by, in order from the object side: a negative first lens having a concave surface toward the image side; a first cemented lens, formed by cementing a second lens and a third lens having refractive powers with signs opposite each other, provided in this order from the object side, together; a stop; a positive fourth lens having a convex surface toward the image side; and a second cemented lens, formed by cementing a positive fifth lens and a negative sixth lens, provided in this order from the object side, together, in which the coupling surface is convex toward the image side. Focusing from an object at a most distant point to an object at a most proximal point is performed by moving only the second cemented lens. A predetermined conditional formula is satisfied.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: July 11, 2017
    Assignee: FUJIFILM Corporation
    Inventors: Keisuke Harada, Michio Cho
  • System and method for providing an augmented reality lightweight clip-on wearable device
    Patent number: 9696552
    Abstract: A system is disclosed including a mountable component configured with an attachment to allow the mountable component to be readily attached to and removed from an independent wearable garment, a positioning slide connected to the mountable component, a display mount connected to the positioning slide, a lens adjustment arm attached to the positioning slide, and a curved lens surface connected to the lens adjustment arm. The positioning slide is configured to move the lens and display mount in a back and forth direction and a left to right direction. Another system and method are also disclosed.
    Type: Grant
    Filed: January 12, 2015
    Date of Patent: July 4, 2017
    Assignee: LOCKHEED MARTIN CORPORATION
    Inventors: Patrick John Goergen, Richard Paul Boggs, Gregory A. Harrison, Hasan W. Schwandes, Danielle Holstine, Eric Sorokowsky, Cynthia M. Saelzer, Stockwell Haines, Brandon Berk
  • Novelty shades
    Patent number: 9678366
    Abstract: Attractive eyeglasses and novelty shades are provided that are fun and entertaining and can be worn at sporting events, pep rallies, amusement parks, popular concerts, car races, parties, with costumes, and at other places. The improved eyeglasses and novelty shades can comprise an eye glass assembly with a novelty connected to an eyeglass frame. Desirably, the novelty comprises a headband or a part of at least one imitation vehicle. The headband can comprise a unitary one-piece headband or an interlocking multiple piece headband. The headband can further comprises a decorative portion, such as an imitation crown, tiara, coronet, or wreath. Preferably, the attractive imitation vehicle has at least one wheel well which is positioned about one of the earpieces of the eyeglass frame.
    Type: Grant
    Filed: March 19, 2014
    Date of Patent: June 13, 2017
    Assignee: Tip-Top Branding, LLC
    Inventors: Jay Moore, Brad Akers
  • Electrowetting element with controlled fluid motion
    Patent number: 9664891
    Abstract: An electrowetting element includes a first fluid and a second fluid and a support plate having a first surface adjoining less than all of a perimeter of a second surface. The first surface has a wettability for the first fluid lower than a wettability of the second surface for the first fluid. An electrode is associated with the support plate for use in applying a voltage for switching the first and second fluids between a first configuration with the first fluid adjoining a first area of the second surface; and a second configuration with the first fluid adjoining a second area of the second surface, the second area being smaller than the first area.
    Type: Grant
    Filed: December 5, 2014
    Date of Patent: May 30, 2017
    Assignee: Amazon Technologies, Inc.
    Inventors: Bokke Johannes Feenstra, Roy Van Dijk, Robert Hayes
  • Photonic apparatus with periodic structures
    Patent number: 9651718
    Abstract: An optical apparatus including a substrate and a refractive element formed above the substrate. The refractive element including a surface with a predetermined radius of curvature, and a group of periodic structures formed on the surface configured to refract or to filter one or more wavelengths of an incident light.
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: May 16, 2017
    Assignee: Forelux Inc.
    Inventors: Shu-Lu Chen, Yun-Chung Na
  • Optical image capturing system
    Patent number: 9651757
    Abstract: A five-piece optical lens for capturing image and a five-piece optical module for capturing image, along the optical axis in order from an object side to an image side, include a first lens with positive refractive power having a convex object-side surface; a second lens with refractive power; a third lens with refractive power; a fourth lens with refractive power; and a fifth lens with negative refractive power; and at least one of the image-side surface and object-side surface of each of the five lens elements are aspheric. The optical lens can increase aperture value and improve the imagining quality for use in compact cameras.
    Type: Grant
    Filed: January 26, 2015
    Date of Patent: May 16, 2017
    Assignee: ABILITY OPTO-ELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Kuo-Yu Liao, Hung-Kuo Yu, Po-Jui Liao, Hung-Wen Lee, Nai-Yuan Tang, Yeong-Ming Chang
  • Imaging lens, and electronic apparatus including the same
    Patent number: 9641735
    Abstract: An imaging lens includes first to sixth lens elements arranged from an object side to an image side in the given order. Through designs of surfaces of the lens elements and relevant optical parameters, a short system length of the imaging lens may be achieved while maintaining good optical performance.
    Type: Grant
    Filed: November 5, 2014
    Date of Patent: May 2, 2017
    Assignee: Genius Electronic Optical Co., Ltd.
    Inventors: Shih-Han Chen, Ta-Cheng Fan, Yanbin Chen
  • Lens driving apparatus
    Patent number: 9638885
    Abstract: A lens driving apparatus includes a lens holding member, a static member including a housing, a biasing member, and a moving mechanism. The biasing member includes upper and lower leaf springs. The upper leaf spring includes an upper first portion, an upper second portion, and an upper elastic arm portion. A through hole is formed in the upper first portion of the upper leaf spring. The lens holding member includes a fastening portion that includes a mount surface on which the upper leaf spring is placed, a recess facing the through hole, and a protrusion inserted into the through hole. An adhesive held in the recess surrounds the protrusion and part of the adhesive spreads to an upper surface of the upper first portion of the upper leaf spring through the through hole. The upper leaf spring is fixed to the lens holding member with the adhesive.
    Type: Grant
    Filed: January 26, 2015
    Date of Patent: May 2, 2017
    Assignee: ALPS ELECTRIC CO., LTD.
    Inventors: Yasushi Inagaki, Katsuhiko Otomo