Patents by Inventor Osamu Wada

Osamu Wada has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8293446
    Abstract: A resin-coated carrier is provided. A resin-coated carrier includes a carrier core and a resin coating layer formed on a surface of the carrier core. The carrier core is composed of a porous material having surface fine pores formed on a surface thereof, and has an apparent density of 1.6 to 2.0 g/cm3. The resin coating layer contains cross-linked fine resin particles. Additionally, the resin-coated carrier is configured such that a volume average particle size of the cross-linked fine resin particles contained in the resin coating layer and an area average diameter of the surface fine pores satisfy a predetermined relational expression.
    Type: Grant
    Filed: April 28, 2010
    Date of Patent: October 23, 2012
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Osamu Wada, Takanori Kamoto, Nobuyuki Yoshioka, Ayae Nagaoka, Tadashi Iwamatsu
  • Patent number: 8279700
    Abstract: A semiconductor device includes a first terminal, a second terminal, and a fuse link that connects between the first terminal and the second terminal. The first terminal and the fuse link have a polysilicon layer doped with an impurity ion and a layer containing a metal element laminated on the polysilicon layer. The second terminal has a polysilicon layer not doped with an impurity ion and a layer containing a metal element laminated on the polysilicon layer, in at least a part of an end side connected to the fuse link.
    Type: Grant
    Filed: February 18, 2010
    Date of Patent: October 2, 2012
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Osamu Wada, Toshimasa Namekawa
  • Publication number: 20120218281
    Abstract: The color display device includes a colored light generation unit for repetitively generating a plurality of colored lights in a time sequence with a predetermined frequency, and an image generation unit for processing said plurality of colored lights, so as to generate an image corresponding to each of the plurality of colored lights generated in a time sequence. The said predetermined frequency is 180 Hz or more.
    Type: Application
    Filed: May 7, 2012
    Publication date: August 30, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Osamu WADA, Junichi Nakamura
  • Patent number: 8209234
    Abstract: A spectacle lens selection system includes a manufacturer side terminal and a store side terminals installed in a store and is connected to the manufacturer side terminal via a network. The store side terminal transmits a wearing condition parameters including a downward rolling length of eyes and a lateral gaze length of a spectacle wearer to the manufacturer side terminal, and the manufacturer side terminal selects a most suitable product based on the wearing condition parameters, and transmits the result to the store side terminal.
    Type: Grant
    Filed: April 15, 2011
    Date of Patent: June 26, 2012
    Assignee: Seiko Epson Corporation
    Inventor: Osamu Wada
  • Patent number: 8199071
    Abstract: The color display device includes a colored light generation unit for repetitively generating a plurality of colored lights in a time sequence with a predetermined frequency, and an image generation unit for processing said plurality of colored lights, so as to generate an image corresponding to each of the plurality of colored lights generated in a time sequence. The said predetermined frequency is 180 Hz or more.
    Type: Grant
    Filed: May 23, 2011
    Date of Patent: June 12, 2012
    Assignee: Seiko Epson Corporation
    Inventors: Osamu Wada, Junichi Nakamura
  • Publication number: 20120082927
    Abstract: A two-component developer includes a toner and a resin-coated carrier. To the toner, a plurality of types of external additives each of which has a different average primary particle size are externally added, at least one type of the external additives having an average primary particle size of 0.1 ?m or more. The resin-coated carrier includes a carrier core formed of ferrite having a volume average particle size of 25 ?m or more and 90 ?m or less, and a resin coating layer that is formed on the surface of the carrier core and contains a magnetic fine particle having a volume average particle size of 0.1 ?m or more and 2 ?m or less and a silicone resin, wherein 40 parts by weight or more and 100 parts by weight or less of the magnetic fine particle based on 100 parts by weight of the silicone resin are contained.
    Type: Application
    Filed: September 20, 2011
    Publication date: April 5, 2012
    Inventors: Takanori Kamoto, Takayuki Yamanaka, Osamu Wada, Tadashi Iwamatsu
  • Publication number: 20120062837
    Abstract: A progressive-power spectacle lens design method, the progressive-power spectacle lens including a distance portion, a near portion, and a progressive portion provided between the distance portion and the near portion, the method comprising: decreasing a distance along a principal meridian from a fitting point to a progression start point and increasing a length of a progressive corridor defined by the progression start point and a progression end point when addition power is large, whereas increasing the distance along the principal meridian from the fitting point to the progression start point and decreasing the length of the progressive corridor when the addition power is small, wherein the distance from the fitting point to the progression end point is fixed irrespective of the addition power.
    Type: Application
    Filed: September 12, 2011
    Publication date: March 15, 2012
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Osamu WADA, Tadashi KAGA
  • Publication number: 20110299033
    Abstract: An eyeball infraduction value Indih is measured, and then ?E is determined from an equation ?E=Indih?(Fh+SPh+Nh) based on the eyeball infraduction value Indih, a distance portion eyepoint height Fh, a progressive corridor length SPh, and a reading portion eyepoint height Nh, and Oh is determined from an equation of Oh=Bh?(Fh+SPh+Nh+?E+Uh) based on the ?E, a lens portion height Bh, the distance portion eyepoint height Fh, the progressive corridor length SPh, the reading portion eyepoint height Nh, and a lower frame height Uh. A spectacle lens that satisfies conditions of 0 mm??E?2 mm and 0 mm<Oh is selected.
    Type: Application
    Filed: June 1, 2011
    Publication date: December 8, 2011
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Osamu WADA
  • Publication number: 20110258071
    Abstract: A spectacle lens selection system includes a manufacturer side terminal and a store side terminals installed in a store and is connected to the manufacturer side terminal via a network. The store side terminal transmits a wearing condition parameters including a downward rolling length of eyes and a lateral gaze length of a spectacle wearer to the manufacturer side terminal, and the manufacturer side terminal selects a most suitable product based on the wearing condition parameters, and transmits the result to the store side terminal.
    Type: Application
    Filed: April 15, 2011
    Publication date: October 20, 2011
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Osamu WADA
  • Publication number: 20110242481
    Abstract: A wearing condition parameter measurement device for a spectacle lens adapted to measure a wearing condition parameter necessary for manufacturing spectacles includes a mirror having a mirror surface adapted to reflect the wearing condition of a wearer of the spectacle lens, an imaging camera adapted to simultaneously shoot the wearer and the mirror surface reflecting the wearer to obtain a shot image, and a calculation device adapted to calculate the wearing condition parameter based on the shot image obtained by the imaging camera.
    Type: Application
    Filed: March 18, 2011
    Publication date: October 6, 2011
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Osamu WADA
  • Publication number: 20110235388
    Abstract: According to an embodiment of the invention, a nonvolatile semiconductor storage device includes a first memory cell and a second memory cell. A first fuse element in which data can be electrically written only once is provided in the first memory cell. A second fuse element in which data can be electrically written only once is provided in the second memory cell to repair a defect of the first memory cell.
    Type: Application
    Filed: September 16, 2010
    Publication date: September 29, 2011
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Hiroaki Nakano, Osamu Wada
  • Publication number: 20110221796
    Abstract: The color display device includes a colored light generation unit for repetitively generating a plurality of colored lights in a time sequence with a predetermined frequency, and an image generation unit for processing said plurality of colored lights, so as to generate an image corresponding to each of the plurality of colored lights generated in a time sequence. The said predetermined frequency is 180 Hz or more.
    Type: Application
    Filed: May 23, 2011
    Publication date: September 15, 2011
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Osamu WADA, Junichi Nakamura
  • Publication number: 20110157549
    Abstract: A vision shift amount measuring method includes: forming a reference mark indicating a distance eye point on a surface of a spectacle lens attached to a spectacle frame practically worn by a wearer, and forming a plurality of opaque lines in an area expected to contain a shifted vision on the surface of the spectacle lens with a predetermined space between the adjoining lines; and allowing the wearer wearing the spectacle frame to select the line closest to a position through which the vision passes from the plural formed lines.
    Type: Application
    Filed: December 17, 2010
    Publication date: June 30, 2011
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Osamu WADA
  • Patent number: 7969385
    Abstract: The color display device includes a colored light generation unit for repetitively generating a plurality of colored lights in a time sequence with a predetermined frequency, and an image generation unit for processing said plurality of colored lights, so as to generate an image corresponding to each of the plurality of colored lights generated in a time sequence. The said predetermined frequency is 180 Hz or more.
    Type: Grant
    Filed: September 17, 2010
    Date of Patent: June 28, 2011
    Assignee: Seiko Epson Corporation
    Inventors: Osamu Wada, Junichi Nakamura
  • Patent number: 7956397
    Abstract: A semiconductor device comprising: a first well region which is formed at a surface portion of a semiconductor substrate and to which a first voltage is applied; a gate insulating film which is formed on the first well region; a gate electrode which is formed on the gate insulating film and has a polarity different from a polarity of the first well region and to which a second voltage is applied; and an element isolating region which is formed at a surface portion of the first well region to surround a region within the first well region that is opposed to the gate insulating film, wherein a capacitance is formed between the region within the first well region surrounded by the element isolating region and the gate electrode.
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: June 7, 2011
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Osamu Wada, Toshimasa Namekawa
  • Publication number: 20110085127
    Abstract: A lens that covers the front side of an eye, includes: a high light-transmissive region including an eyepoint; and a low light-transmissive region surrounding the entire circumference of the high light-transmissive region, a light blocking ratio in the low light-transmissive region being higher than the light blocking ratio in the high light-transmissive region, wherein the low light-transmissive region has a region where the light blocking ratio changes toward the periphery.
    Type: Application
    Filed: September 13, 2010
    Publication date: April 14, 2011
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Osamu WADA
  • Publication number: 20110080557
    Abstract: An apparatus for measuring a downward rotation amount of eyeball that measures a length from a distance-vision eye point to a near-vision eye point of a spectacle lens actually worn by a wearer and attached to a frame having an upper side portion and a lower side portion, includes: a line-of-sight position detecting unit that detects a position of a line of sight corresponding to the distance-vision eye point of the wearer and a position of a line of sight corresponding to the near-vision eye point; and a computing unit that computes a distance between the position of the distance-vision eye point and the position of the near-vision eye point detected by the line-of-sight position detecting unit, wherein the line-of-sight position detecting unit has an arm member that is rotatable at one end and positioned at a lateral position of an eyeball of the wearer, a front detecting mechanism that is disposed on the other end side of the arm member and detects a front position of the eyeball of the wearer, and an arm
    Type: Application
    Filed: September 8, 2010
    Publication date: April 7, 2011
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Osamu WADA
  • Patent number: 7909460
    Abstract: An apparatus for measuring a downward rotation amount of eyeball that measures a length from a distance-vision eye point to a near-vision eye point of a spectacle lens actually worn by a wearer and attached to a frame having an upper side portion and a lower side portion, includes: a line-of-sight position detecting unit that detects a position of a line of sight corresponding to the distance-vision eye point of the wearer and a position of a line of sight corresponding to the near-vision eye point; and a computing unit that computes a distance between the position of the distance-vision eye point and the position of the near-vision eye point detected by the line-of-sight position detecting unit, wherein the line-of-sight position detecting unit has an arm member that is rotatable at one end and positioned at a lateral position of an eyeball of the wearer, a front detecting mechanism that is disposed on the other end side of the arm member and detects a front position of the eyeball of the wearer, and an arm
    Type: Grant
    Filed: September 8, 2010
    Date of Patent: March 22, 2011
    Assignee: Seiko Epson Corporation
    Inventor: Osamu Wada
  • Publication number: 20110044107
    Abstract: A nonvolatile semiconductor memory device has a drawing wiring drawn out from one end of a gate electrode and connected to a terminal, and has another drawing wiring drawn out from the other end of the gate electrode and connected to a terminal. Lengths of the two drawing wirings are set different from each other.
    Type: Application
    Filed: February 26, 2010
    Publication date: February 24, 2011
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventor: Osamu Wada
  • Publication number: 20110025978
    Abstract: A downward eyeball movement measuring jig which measures downward eyeball movement corresponding to a distance between a distant eye point and a near eye point of a spectacle lens attached to a spectacle frame to be worn by a wearer of the spectacle lens includes: a mask which is provided on the surface of an examination spectacle lens attached to the spectacle frame and has a reference line passing the distant eye point and extending in the horizontal direction.
    Type: Application
    Filed: June 21, 2010
    Publication date: February 3, 2011
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Osamu WADA