Patents by Inventor Tomoo Fukuda

Tomoo Fukuda 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: 11774826
    Abstract: Provided is an electrochromic element including: a support; an electrochromic layer over the support; an electrolyte layer over the support; and a sealant resin layer in contact with the electrochromic layer at longitudinal ends of the electrochromic layer in a layer lamination direction, wherein the electrochromic layer contains a polymerized product of an oxidatively color-developable electrochromic composition containing a radical-polymerizable compound, and the sealant resin layer contains a thermosetting material.
    Type: Grant
    Filed: July 9, 2021
    Date of Patent: October 3, 2023
    Assignee: RICOH COMPANY, LTD.
    Inventors: Keiichiroh Yutani, Tohru Yashiro, Fuminari Kaneko, Tomoo Fukuda
  • Patent number: 11630365
    Abstract: An electrochromic element including: a laminated body including a support formed of a resin, a first electrode layer, an electrochromic layer, and a second electrode layer, the support, the first electrode layer, the electrochromic layer, and the second electrode layer being disposed in the laminated body in this order; and a gel electrolyte disposed between the first electrode layer and the second electrode layer, wherein a phase separation temperature of the gel electrolyte is higher than a softening point of the support.
    Type: Grant
    Filed: November 27, 2020
    Date of Patent: April 18, 2023
    Assignee: RICOH COMPANY, LTD.
    Inventors: Keiichiroh Yutani, Fuminari Kaneko, Yuto Matsuoka, Kayato Ohya, Tohru Yashiro, Tomoo Fukuda, Takashi Tsutsui
  • Patent number: 11474408
    Abstract: An electronic device includes electrode layers and supports. The electrode layers and supports include an electrode layer and a support on each of both sides of an electronic functional layer in a thickness direction. Taking-out electrode parts from the electrode layers are exposed in a plane region of at least one of the supports on the both sides.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: October 18, 2022
    Assignee: RICOH COMPANY, LTD.
    Inventors: Yasuhiro Takahashi, Keiichiroh Yutani, Tohru Yashiro, Tomoo Fukuda, Kohji Takeuchi, Tohru Hasegawa, Koh Fujimura, Takashi Tsutsui
  • Publication number: 20220035218
    Abstract: Provided is an electrochromic element including: a support; an electrochromic layer over the support; an electrolyte layer over the support; and a sealant resin layer in contact with the electrochromic layer at longitudinal ends of the electrochromic layer in a layer lamination direction, wherein the electrochromic layer contains a polymerized product of an oxidatively color-developable electrochromic composition containing a radical-polymerizable compound, and the sealant resin layer contains a thermosetting material.
    Type: Application
    Filed: July 9, 2021
    Publication date: February 3, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Keiichiroh YUTANI, Tohru YASHIRO, Fuminari KANEKO, Tomoo FUKUDA
  • Patent number: 11237447
    Abstract: An electrochromic element is provided that includes a first substrate and a second substrate that are arranged to oppose each other, a first transparent electrode that is formed on a surface of the first substrate facing the second substrate, a second transparent electrode that is formed on a surface of the second substrate facing the first substrate, and a coloration layer that is arranged between the first transparent electrode and the second transparent electrode. The coloration layer includes an electrochromic material and an electrolyte, and a pattern or a concentration gradient of the electrochromic material is formed in at least a part of the coloration layer.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: February 1, 2022
    Assignee: Ricoh Company, Ltd.
    Inventors: Keiichiroh Yutani, Tomoo Fukuda, Hiroyuki Takahashi, Koh Fujimura, Tohru Yashiro, Takaaki Konno, Noboru Sasa
  • Patent number: 11106106
    Abstract: An electrochromic device reversibly and controllably colored and decolored by electricity is provided. The electrochromic device is configured to control at least one of the following functions f1 and f2 based on at least one of an operating environment temperature of the electrochromic device, a continuous elapsed time of a colored state or a decolored state, and an illuminance around the electrochromic device: a function f1 of transiting to a colored state and/or limiting transition to a decolored state; and a function f2 of transiting to a decolored state and/or limiting transition to a colored state.
    Type: Grant
    Filed: March 17, 2019
    Date of Patent: August 31, 2021
    Assignee: RICOH COMPANY, LTD.
    Inventors: Noboru Sasa, Keiichiroh Yutani, Tohru Yashiro, Tomoo Fukuda, Masato Shinoda, Fuminari Kaneko
  • Publication number: 20210165296
    Abstract: An electrochromic element including: a laminated body including a support formed of a resin, a first electrode layer, an electrochromic layer, and a second electrode layer, the support, the first electrode layer, the electrochromic layer, and the second electrode layer being disposed in the laminated body in this order; and a gel electrolyte disposed between the first electrode layer and the second electrode layer, wherein a phase separation temperature of the gel electrolyte is higher than a softening point of the support.
    Type: Application
    Filed: November 27, 2020
    Publication date: June 3, 2021
    Inventors: Keiichiroh YUTANI, Fuminari KANEKO, Yuto MATSUOKA, Kayato OHYA, Tohru YASHIRO, Tomoo FUKUDA, Takashi TSUTSUI
  • Publication number: 20200301227
    Abstract: An electronic device includes electrode layers and supports. The electrode layers and supports include an electrode layer and a support on each of both sides of an electronic functional layer in a thickness direction. Taking-out electrode parts from the electrode layers are exposed in a plane region of at least one of the supports on the both sides.
    Type: Application
    Filed: March 17, 2020
    Publication date: September 24, 2020
    Inventors: Yasuhiro TAKAHASHI, Keiichiroh YUTANI, Tohru YASHIRO, Tomoo FUKUDA, Kohji TAKEUCHI, Tohru HASEGAWA, Koh FUJIMURA, Takashi TSUTSUI
  • Patent number: 10770658
    Abstract: There is provided a method of manufacturing an organic light-emitting device including: forming a first organic material layer on a substrate; and forming a mask in a first region on the first organic material layer, and then selectively removing the first organic material layer to form a first organic layer in the first region.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: September 8, 2020
    Assignee: JOLED INC.
    Inventors: Makoto Ando, Jun Yamaguchi, Masanobu Tanaka, Tomoo Fukuda, Ryo Yasumatsu, Toshio Fukuda
  • Publication number: 20190334088
    Abstract: There is provided a method of manufacturing an organic light-emitting device including: forming a first organic material layer on a substrate; and forming a mask in a first region on the first organic material layer, and then selectively removing the first organic material layer to form a first organic layer in the first region.
    Type: Application
    Filed: June 4, 2019
    Publication date: October 31, 2019
    Applicant: JOLED Inc.
    Inventors: Makoto ANDO, Jun YAMAGUCHI, Masanobu TANAKA, Tomoo FUKUDA, Ryo YASUMATSU, Toshio FUKUDA
  • Publication number: 20190285960
    Abstract: An electrochromic device reversibly and controllably colored and decolored by electricity is provided. The electrochromic device is configured to control at least one of the following functions f1 and f2 based on at least one of an operating environment temperature of the electrochromic device, a continuous elapsed time of a colored state or a decolored state, and an illuminance around the electrochromic device: a function f1 of transiting to a colored state and/or limiting transition to a decolored state; and a function f2 of transiting to a decolored state and/or limiting transition to a colored state.
    Type: Application
    Filed: March 17, 2019
    Publication date: September 19, 2019
    Inventors: Noboru SASA, Keiichiroh YUTANI, Tohru YASHIRO, Tomoo FUKUDA, Masato SHINODA, Fuminari KANEKO
  • Publication number: 20190227401
    Abstract: An electrochromic element is provided that includes a first substrate and a second substrate that are arranged to oppose each other, a first transparent electrode that is formed on a surface of the first substrate facing the second substrate, a second transparent electrode that is formed on a surface of the second substrate facing the first substrate, and a coloration layer that is arranged between the first transparent electrode and the second transparent electrode. The coloration layer includes an electrochromic material and an electrolyte, and a pattern or a concentration gradient of the electrochromic material is formed in at least a part of the coloration layer.
    Type: Application
    Filed: January 17, 2019
    Publication date: July 25, 2019
    Applicant: Ricoh Company, Ltd.
    Inventors: Keiichiroh YUTANI, Tomoo FUKUDA, Hiroyuki TAKAHASHI, Koh FUJIMURA, Tohru YASHIRO, Takaaki KONNO, Noboru SASA
  • Publication number: 20180309060
    Abstract: There is provided a method of manufacturing an organic light-emitting device including: forming a first organic material layer on a substrate; and forming a mask in a first region on the first organic material layer, and then selectively removing the first organic material layer to form a first organic layer in the first region.
    Type: Application
    Filed: June 11, 2018
    Publication date: October 25, 2018
    Inventors: Makoto ANDO, Jun YAMAGUCHI, Masanobu TANAKA, Tomoo FUKUDA, Ryo YASUMATSU, Toshio FUKUDA
  • Patent number: 10020448
    Abstract: There is provided a method of manufacturing an organic light-emitting device including: forming a first organic material layer on a substrate; and forming a mask in a first region on the first organic material layer, and then selectively removing the first organic material layer to form a first organic layer in the first region.
    Type: Grant
    Filed: September 3, 2014
    Date of Patent: July 10, 2018
    Assignee: Joled Inc.
    Inventors: Makoto Ando, Jun Yamaguchi, Masanobu Tanaka, Tomoo Fukuda, Ryo Yasumatsu, Toshio Fukuda
  • Patent number: 9618657
    Abstract: An optical element has a base material having a surface and a plurality of structures which are arranged on the surface of the base material at a fine pitch equal to or shorter than the wavelength of visible light and which each includes a convex or concave portion. The elastic modulus of the material forming the structures is 1 MPa or more and 1200 MPa or less, and the surface on which the structures are formed are hydrophilic.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: April 11, 2017
    Assignee: DEXERIALS CORPORATION
    Inventors: Tomoo Fukuda, Sung-kil Lee, Mitsuo Arima, Fumihiko Iida, Hiroyuki Kiso, Yu Nomura
  • Publication number: 20160181532
    Abstract: There is provided a method of manufacturing an organic light-emitting device including: forming a first organic material layer on a substrate; and forming a mask in a first region on the first organic material layer, and then selectively removing the first organic material layer to form a first organic layer in the first region.
    Type: Application
    Filed: September 3, 2014
    Publication date: June 23, 2016
    Inventors: Makoto ANDO, Jun YAMAGUCHI, Masanobu TANAKA, Tomoo FUKUDA, Ryo YASUMATSU, Toshio FUKUDA
  • Publication number: 20160172421
    Abstract: A display unit includes: a substrate; a plurality of pixels provided on the substrate, each of the pixels including a light-emitting device, the light-emitting devices being configured to emit colors different from one another; and a concave section provided between adjacent pixels of the pixels, the adjacent pixels including the light-emitting devices of colors at least different from each other.
    Type: Application
    Filed: June 22, 2015
    Publication date: June 16, 2016
    Applicant: Sony Corporation
    Inventors: Makoto Ando, Tomoo Fukuda
  • Publication number: 20150223328
    Abstract: A conductive optical device includes: a base; a plurality of structures supported by the base, and arranged at a pitch that is equal to or shorter than a wavelength of visible light; and a transparent conductive layer provided on a surface-side of the structures, and having a shape that follows along a surface shape of the structures. The following relational expressions are satisfied: y??1.785x+3.238 y?0.686 where x is a refractive index and y is an aspect ratio, of each of the structures.
    Type: Application
    Filed: July 2, 2013
    Publication date: August 6, 2015
    Applicant: Dexerials Corporation
    Inventors: Sohmei Endoh, Yutaka Wada, Tomoo Fukuda
  • Patent number: 8998429
    Abstract: A printed material includes a printed material body with a surface, and an optical element disposed on the surface of the printed material body. The optical element includes multiple structures formed at a pitch not longer than the wavelength of visible light. The structures have an aspect ratio of 0.6 or more and 5.0 or less.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: April 7, 2015
    Assignee: Sony Corporation
    Inventors: Tomoo Fukuda, Mitsuo Arima, Sung-kil Lee, Yu Nomura, Hiroyuki Kiso, Fumihiko Iida
  • Publication number: 20150021156
    Abstract: A transparent conductive element easily formed by a printing method includes a substrate having a surface, and transparent conductive portions and transparent insulating portions that are alternately provided in a planar manner on the surface. Each of the transparent insulating portions is a transparent conductive layer including a plurality of hole elements provided two-dimensionally in a first direction and a second direction on the surface of the substrate. The hole elements that are adjacent in the first direction are connected to each other, and the hole elements that are adjacent in the second direction are connected to each other.
    Type: Application
    Filed: January 24, 2013
    Publication date: January 22, 2015
    Inventors: Junichi Inoue, Tomoo Fukuda