Patents by Inventor Ryuya MASHIKO

Ryuya MASHIKO 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).

  • Publication number: 20230307407
    Abstract: A member includes a base material and a conductive layer. The conductive layer conducts heat or electricity. The conductive layer includes a conductive portion and a non-conductive portion. The conductive portion conducts heat or electricity. The conductive portion is disposed on at least one of an upper surface or a lower surface of the non-conductive portion and on a side surface of the non-conductive portion.
    Type: Application
    Filed: March 20, 2023
    Publication date: September 28, 2023
    Inventors: Tohru YASHIRO, Shinji MATSUMOTO, Takeshi ENDOH, Yuko KOMAI, Hiroshi KONDO, Hiroyuki TAKAHASHI, Muneaki IWATA, Tohru HASEGAWA, Ryuya MASHIKO, Shinichi HATANAKA, Hiroyuki HIRATSUKA
  • Patent number: 11566273
    Abstract: Provided is a method for producing a cell contained base, the method being capable of providing a cell contained base highly accurately controlled in number of nucleic acid molecules contained in a low-concentration nucleic acid standard sample, the method including a liquid droplet discharging step of discharging a cell suspension in the form of a liquid droplet with a liquid droplet discharging unit onto a base including at least one cell contained region; a cell number counting step of counting a number of cells contained in the liquid droplet with a plurality of sensors from two or more directions while the liquid droplet is flying into the cell contained region; and a liquid droplet landing step of landing the liquid droplet in the at least one cell contained region in a manner that a predetermined number of cells are located in the at least one cell contained region.
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: January 31, 2023
    Assignee: RICOH COMPANY, LTD.
    Inventors: Satoshi Izumi, Manabu Seo, Takahiko Matsumoto, Hiroki Somada, Ryuya Mashiko, Takeshi Orito, Hiroki Nakae
  • Patent number: 11554376
    Abstract: Provided is a container (10) including a base material (1) including a plurality of concave portions (2); a recognition unit (3) disposed on the base material and configured to recognize the base material; and a storage unit (4) disposed in a position other than a measurement region of the base material and configured to store information on biomaterials contained in the plurality of concave portions, wherein the recognition unit and the storage unit are allowed to correspond to each other.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: January 17, 2023
    Assignee: RICOH COMPANY, LTD.
    Inventors: Ryuya Mashiko, Satoshi Izumi, Hiroki Somada, Takahiko Matsumoto, Daisuke Takagi
  • Publication number: 20210277345
    Abstract: A cell-containing container includes at least one recessed part accommodating cells, in which the cells adhere to a bottom surface of the recessed part, and a cell density in a first region of the bottom surface is 250 to 20,000 cells/mm2, and a cell density in a second region surrounding a periphery of the first region is less than 250 cells/mm2.
    Type: Application
    Filed: March 3, 2021
    Publication date: September 9, 2021
    Inventors: Tomoyuki ARATANI, Daisuke TAKAGI, Hidekazu YAGINUMA, Waka LIN, Shinnosuke KOSHIZUKA, Ryuya MASHIKO, Tomoaki NAKAYAMA, Atsushi MIYAOKA, Takeru SUZUKI, Minoru KO
  • Publication number: 20210277347
    Abstract: A cell culture vessel includes: a base member having a plurality of recesses; and a frame member having through-holes and configured to be detachable from and attachable to the base member, wherein when the frame member is stacked on the base member, the plurality of recesses and the through-holes communicate with each other, the frame member includes a plurality of kinds of frame members, and the plurality of kinds of frame members have mutually different combinations of the through-holes communicating with the plurality of recesses.
    Type: Application
    Filed: March 2, 2021
    Publication date: September 9, 2021
    Inventors: Tomoaki NAKAYAMA, Shinnosuke KOSHIZUKA, Takeru SUZUKI, Ryuya MASHIKO, Minoru KO
  • Patent number: 11097544
    Abstract: Provided is a liquid discharging head including: a membranous member including a discharging port through which a liquid is discharged; and a displacement member disposed at membranous member's one side at which the liquid to be discharged through the discharging port is provided and configured to displace a position of the membranous member to cause the liquid to be discharged through the discharging port.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: August 24, 2021
    Assignee: Ricoh Company, Ltd.
    Inventors: Koichi Muramatsu, Takahiko Matsumoto, Shinnosuke Koshizuka, Satoshi Okano, Satoshi Nakazawa, Yuzuru Kuramochi, Ryuya Mashiko, Takeshi Akai, Daisuke Takagi, Tomoaki Nakayama, Hidekazu Yaginuma, Hiroshi Fujie, Manabu Yamanaka
  • Patent number: 11007774
    Abstract: A droplet forming device is provided. The droplet forming device includes a liquid holder configured to hold a liquid, a film having a discharge hole, two or more vibration generators configured to vibrate the film, and a driver configured to apply a driving signal to the vibration generators. One or more of the vibration generators are disposed in each region on the film where a polarity of bending moment differs.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: May 18, 2021
    Assignee: Ricoh Company, Ltd.
    Inventors: Yuzuru Kuramochi, Daisuke Takagi, Satoshi Okano, Takahiko Matsumoto, Koichi Muramatsu, Satoshi Nakazawa, Ryuya Mashiko, Manabu Seo, Hidekazu Yaginuma, Mayuko Murano
  • Patent number: 10647111
    Abstract: Provided is a liquid droplet forming device including: a liquid container capable of containing a liquid; a membranous member disposed at a bottom of the liquid container and including a discharging hole; a deforming unit capable of deforming the membranous member; and a driving unit configured to drive the deforming unit by outputting a discharging signal for deforming the membranous member to discharge the liquid or a suppressing signal for suppressing residual vibration of the membranous member, wherein the suppressing signal is a signal based on natural vibration period T0 of the membranous member, wherein an amplitude of the suppressing signal is lower than or equal to an amplitude of the discharging signal, and wherein interval time Ti from when outputting of the discharging signal is ended until when outputting of the suppressing signal is started satisfies a formula: Ti=(m?½)×T0, where m represents a positive integer.
    Type: Grant
    Filed: March 7, 2019
    Date of Patent: May 12, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Yuzuru Kuramochi, Daisuke Takagi, Satoshi Okano, Takahiko Matsumoto, Koichi Muramatsu, Satoshi Nakazawa, Ryuya Mashiko
  • Publication number: 20200139704
    Abstract: Provided is a liquid discharging head including: a membranous member including a discharging port through which a liquid is discharged; and a displacement member disposed at membranous member's one side at which the liquid to be discharged through the discharging port is provided and configured to displace a position of the membranous member to cause the liquid to be discharged through the discharging port.
    Type: Application
    Filed: November 4, 2019
    Publication date: May 7, 2020
    Inventors: Koichi Muramatsu, Takahiko Matsumoto, Shinnosuke Koshizuka, Satoshi Okano, Satoshi Nakazawa, Yuzuru Kuramochi, Ryuya Mashiko, Takeshi Akai, Daisuke Takagi, Tomoaki Nakayama, Hidekazu Yaginuma, Hiroshi Fujie, Manabu Yamanaka
  • Patent number: 10605716
    Abstract: A particle counting apparatus is provided that includes: a droplet discharger configured to discharge a droplet containing at least one luminescent particle capable of emitting light upon receiving light; a light irradiator configured to irradiate the droplet discharged by the droplet discharger with light; at least one light receiver configured to receive light emitted by the at least one luminescent particle irradiated with the light emitted by the light irradiator; and circuitry configured to count luminescent particles contained in the droplet based on the light received by the at least one light receiver, the circuitry being configured to measure a presence or absence of the luminescent particles contained in the droplet; and to measure a number of the luminescent particles contained in the droplet.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: March 31, 2020
    Assignee: Ricoh Company, Ltd.
    Inventors: Ikuo Katoh, Manabu Seo, Yunong Ji, Nobuaki Toyoshima, Hiroki Somada, Ryuya Mashiko, Satoshi Izumi, Takahiko Matsumoto, Daisuke Takagi
  • Publication number: 20200070148
    Abstract: Provided is a container (10) including a base material (1) including a plurality of concave portions (2); a recognition unit (3) disposed on the base material and configured to recognize the base material; and a storage unit (4) disposed in a position other than a measurement region of the base material and configured to store information on biomaterials contained in the plurality of concave portions, wherein the recognition unit and the storage unit are allowed to correspond to each other.
    Type: Application
    Filed: December 7, 2017
    Publication date: March 5, 2020
    Inventors: Ryuya MASHIKO, Satoshi IZUMI, Hiroki SOMADA, Takahiko MATSUMOTO, Daisuke TAKAGI
  • Publication number: 20200023328
    Abstract: A droplet forming device is provided. The droplet forming device includes a liquid holder configured to hold a liquid, a film having a discharge hole, two or more vibration generators configured to vibrate the film, and a driver configured to apply a driving signal to the vibration generators. One or more of the vibration generators are disposed in each region on the film where a polarity of bending moment differs.
    Type: Application
    Filed: June 10, 2019
    Publication date: January 23, 2020
    Inventors: Yuzuru KURAMOCHI, Daisuke TAKAGI, Satoshi OKANO, Takahiko MATSUMOTO, Koichi MURAMATSU, Satoshi NAKAZAWA, Ryuya MASHIKO, Manabu SEO, Hidekazu YAGINUMA, Mayuko MURANO
  • Publication number: 20190283402
    Abstract: Provided is a liquid droplet forming device including: a liquid container capable of containing a liquid; a membranous member disposed at a bottom of the liquid container and including a discharging hole; a deforming unit capable of deforming the membranous member; and a driving unit configured to drive the deforming unit by outputting a discharging signal for deforming the membranous member to discharge the liquid or a suppressing signal for suppressing residual vibration of the membranous member, wherein the suppressing signal is a signal based on natural vibration period T0 of the membranous member, wherein an amplitude of the suppressing signal is lower than or equal to an amplitude of the discharging signal, and wherein interval time Ti from when outputting of the discharging signal is ended until when outputting of the suppressing signal is started satisfies a formula: Ti=(m?½)×T0, where m represents a positive integer.
    Type: Application
    Filed: March 7, 2019
    Publication date: September 19, 2019
    Inventors: Yuzuru KURAMOCHI, Daisuke Takagi, Satoshi Okano, Takahiko Matsumoto, Koichi Muramatsu, Satoshi Nakazawa, Ryuya Mashiko
  • Publication number: 20190025185
    Abstract: A particle counting apparatus is provided that includes: a droplet discharger configured to discharge a droplet containing at least one luminescent particle capable of emitting light upon receiving light; a light irradiator configured to irradiate the droplet discharged by the droplet discharger with light; at least one light receiver configured to receive light emitted by the at least one luminescent particle irradiated with the light emitted by the light irradiator; and circuitry configured to count luminescent particles contained in the droplet based on the light received by the at least one light receiver, the circuitry being configured to measure a presence or absence of the luminescent particles contained in the droplet; and to measure a number of the luminescent particles contained in the droplet.
    Type: Application
    Filed: July 20, 2018
    Publication date: January 24, 2019
    Inventors: Ikuo KATOH, Manabu SEO, Yunong JI, Nobuaki TOYOSHIMA, Hiroki SOMADA, Ryuya MASHIKO, Satoshi IZUMI, Takahiko MATSUMOTO, Daisuke TAKAGI
  • Publication number: 20180363028
    Abstract: Provided is a method for producing a cell contained base, the method being capable of providing a cell contained base highly accurately controlled in number of nucleic acid molecules contained in a low-concentration nucleic acid standard sample, the method including a liquid droplet discharging step of discharging a cell suspension in the form of a liquid droplet with a liquid droplet discharging unit onto a base including at least one cell contained region; a cell number counting step of counting a number of cells contained in the liquid droplet with a plurality of sensors from two or more directions while the liquid droplet is flying into the cell contained region; and a liquid droplet landing step of landing the liquid droplet in the at least one cell contained region in a manner that a predetermined number of cells are located in the at least one cell contained region.
    Type: Application
    Filed: June 13, 2018
    Publication date: December 20, 2018
    Inventors: Satoshi IZUMI, Manabu SEO, Takahiko MATSUMOTO, Hiroki SOMADA, Ryuya MASHIKO, Takeshi ORITO, Hiroki NAKAE