Patents by Inventor Hitoshi Matsumoto

Hitoshi Matsumoto 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: 9266210
    Abstract: A method for machining a work in a work machining apparatus provided with a movable main spindle moving between a work supply position and a work take-out position, includes arranging a tool rest on the movable main spindle to move integrally with the movable main spindle, supplying the work at the work supply position to the movable main spindle, moving the movable main spindle from the work supply position toward the work take-out position, machining the work held on the movable spindle with a tool of the tool rest while moving the movable main spindle from the work supply position toward the work take-out position, and taking out the work at the work take-out position from the movable main spindle.
    Type: Grant
    Filed: July 6, 2009
    Date of Patent: February 23, 2016
    Assignee: CITIZEN MACHINERY CO., LTD.
    Inventors: Yosuke Ando, Satoru Akimoto, Hitoshi Matsumoto, Umeo Tsuyusaki, Hiroshi Kasuya, Shinji Mukota, Toru Nitta
  • Patent number: 9254664
    Abstract: A droplet ejecting apparatus includes a droplet ejecting unit provided with ejecting ports capable of ejecting a solution onto a medium as droplets; a cap portion which performs capping in which a region to which the ejecting ports are open is set to a closed space; a gas supply portion capable of supplying a humidified gas to the closed space; and a liquid supply portion capable of supplying a liquid for humidifying the closed space.
    Type: Grant
    Filed: December 30, 2014
    Date of Patent: February 9, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Hitoshi Matsumoto, Hitotoshi Kimura
  • Publication number: 20160016408
    Abstract: There is provided a liquid fill container that is used to fill a liquid reservoir supplying a liquid to a liquid ejecting apparatus, with the liquid. The container includes a containing unit that contains the fill liquid; a filling port that is inserted into an inlet of the liquid reservoir, and that allows the liquid contained in the containing unit to flow therethrough to fill the liquid reservoir; and a positioning member that maintains the position of the filling port and the position of the liquid reservoir with respect to each other in the direction in which the filling port is inserted into the liquid reservoir during liquid filling of the liquid reservoir.
    Type: Application
    Filed: June 19, 2015
    Publication date: January 21, 2016
    Inventors: Hitoshi MATSUMOTO, Taku ISHIZAWA, Mitsuto YANAGISAWA, Yaeko ONISHI
  • Publication number: 20160009101
    Abstract: Provided is a liquid injecting apparatus equipped with a liquid injecting head, which is mounted on a carriage and moved reciprocally in a widthwise direction of a target, and a valve unit, which is mounted on the carriage to be supplied with liquid via a supply passage from a liquid retainer and to supply liquid to the liquid injecting head. The valve unit has a pressure chamber connected to the liquid retainer via the supply passage; a valve, which opens or closes the supply passage to supply liquid to the pressure chamber; and a flexible film member, which is displaced based on a negative pressure generated as liquid in the pressure chamber decreases to thereby operate the valve.
    Type: Application
    Filed: September 23, 2015
    Publication date: January 14, 2016
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Yoshiharu ARUGA, Toshio KUMAGAI, Hitoshi MATSUMOTO
  • Publication number: 20160011579
    Abstract: To include an analysis processing unit that obtains a movement command for moving on a movement path in a machining program, and vibration conditions for vibrating along the movement path, a command-movement-amount calculation unit that calculates a command-movement amount per unit time, a vibrational-movement-amount calculation unit that uses the vibration conditions to calculate a vibrational-movement amount per unit time at a time corresponding to the movement command, and a movement-amount combining unit that combines the command-movement amount with the vibrational-movement amount to calculate a combined movement amount, and that acquires a movement amount within the unit time such that a position, which has moved from a reference position for calculating the combined movement amount by the combined movement amount, is located on the movement path.
    Type: Application
    Filed: February 12, 2013
    Publication date: January 14, 2016
    Inventors: Mitsuo WATANABE, Masakazu SAGASAKI, Junichi KAMATA, Hiroshi SHINOHARA, Hajime MATSUMARU, Hitoshi MATSUMOTO, Takanori SHINOHARA, Akihiko SHINOHARA, Shigeo YANAGIDAIRA
  • Patent number: 9236488
    Abstract: A thin film transistor is equipped with a silicon substrate, a channel layer, a source electrode and a drain electrode. The channel layer, the source electrode and the drain electrode are arranged on the main surface of the silicon substrate. The channel layer is composed of multiple carbon nanowall thin films, wherein the multiple carbon nanowall thin films are arranged in parallel to each other between the source electrode and the drain electrode, one end of each of the multiple carbon nanowall thin films is in contact with the source electrode, and the other end of each of the multiple carbon nanowall thin films is in contact with the drain electrode. An insulating film and a gate electrode are arranged on the rear surface side of the silicon substrate.
    Type: Grant
    Filed: August 23, 2012
    Date of Patent: January 12, 2016
    Assignees: CHUBU UNIVERSITY EDUCATIONAL FOUNDATION, NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, OSAKA UNIVERSITY, NISSIN ELECTRIC CO., LTD.
    Inventors: Toshio Kawahara, Kazumasa Okamoto, Kazuhiko Matsumoto, Risa Utsunomiya, Teruaki Matsuba, Hitoshi Matsumoto
  • Publication number: 20150376763
    Abstract: Provided is a non-thermal refined soft-nitrided component including chemical composition of a steel material of a base metal containing: in mass %, C: 0.25 to 0.40%; Si: 0.10 to 0.35%; Mn: more than 2.0% to 2.8% or less; N: 0.0030 to 0.0250%; Cu: 0 to 1.0%; Mo: 0 to 0.3%; Ni: 0 to 0.5%; Ti: 0 to 0.020%; and a balance being Fe and impurities, the impurities including P: 0.08% or less; S: 0.10% or less; Al: 0.05% or less; and Cr: less than 0 20%, wherein a Vickers hardness at a position of 0.05 mm from the surface is 400 to 480, a Vickers hardness at a position of 1.0 mm from the surface is 200 or more, and a compound-layer depth at a stress concentrated region is 5 ?m or less. This non-thermal refined soft-nitrided component has an excellent bending straightening property and a high fatigue strength.
    Type: Application
    Filed: December 13, 2013
    Publication date: December 31, 2015
    Inventors: Shigefumi NISHITANI, Motoki TAKASUGA, Hitoshi MATSUMOTO, Tatsuya HASEGAWA, Masato YUYA
  • Publication number: 20150375210
    Abstract: A porous member includes a base member and carbon nanostructures. The base member includes a porous body having a porosity of more than or equal to 80%. The carbon nanostructures are formed on a surface of the base member, and have a width of less than or equal to 100 nm. A catalyst member includes a catalyst arranged on surfaces of the carbon nano structures.
    Type: Application
    Filed: February 20, 2014
    Publication date: December 31, 2015
    Inventors: Soichiro OKUBO, Takeshi HIKATA, Risa UTSUNOMIYA, Teruaki MATSUBA, Hitoshi MATSUMOTO, Yugo HIGASHI
  • Patent number: 9193159
    Abstract: Provided is a liquid injecting apparatus equipped with a liquid injecting head, which is mounted on a carriage and moved reciprocally in a widthwise direction of a target, and a valve unit, which is mounted on the carriage to be supplied with liquid via a supply passage from a liquid retainer and to supply liquid to the liquid injecting head. The valve unit has a pressure chamber connected to the liquid retainer via the supply passage; a valve, which opens or closes the supply passage to supply liquid to the pressure chamber; and a flexible film member, which is displaced based on a negative pressure generated as liquid in the pressure chamber decreases to thereby operate the valve.
    Type: Grant
    Filed: October 9, 2014
    Date of Patent: November 24, 2015
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Yoshiharu Aruga, Toshio Kumagai, Hitoshi Matsumoto
  • Publication number: 20150321479
    Abstract: A liquid ejecting apparatus includes a pressure control unit provided in a liquid flow path so as to control pressure. The pressure control unit includes a liquid introduction unit, a liquid chamber having a diaphragm, a communication hole that allows communication between the liquid introduction unit and the liquid chamber, and a wall portion provided on the side of the liquid chamber, so as to switch between a first mode in which the wall portion forms a first flow path for the liquid flowing through the communication hole toward the liquid outlet without contacting the diaphragm in accordance with a pressure in the liquid chamber, and a second mode in which the wall portion forms a second flow path different from the first flow path, in contact with the diaphragm.
    Type: Application
    Filed: July 17, 2015
    Publication date: November 12, 2015
    Inventors: Hitoshi MATSUMOTO, Hitotoshi Kimura
  • Publication number: 20150258799
    Abstract: A liquid ejecting apparatus includes a liquid flow path connecting a liquid containing unit that contains a liquid to a liquid ejecting unit that ejects the liquid. The liquid flow path includes a supply flow path which connects the liquid containing unit to the liquid ejecting unit and a return flow path which connects the liquid ejecting unit to the liquid containing unit. When the liquid is not ejected by the liquid ejecting unit, the liquid contained in the liquid containing unit is circulated between the liquid containing unit and the liquid flow path by allowing the liquid to flow in order of the supply flow path, the liquid ejecting unit, and the return flow path. When the liquid is ejected, the liquid contained in the liquid containing unit is supplied to the common liquid chamber via both of the supply flow path and the return flow path.
    Type: Application
    Filed: June 2, 2015
    Publication date: September 17, 2015
    Inventors: Hitoshi MATSUMOTO, Hitotoshi KIMURA
  • Publication number: 20150243936
    Abstract: A lithium secondary battery comprising a battery case and an electrode group is provided. The electrode group comprises a positive electrode, a negative electrode, a microporous film separator and a nonaqueous electrolyte comprising a lithium salt. The electrode group and the nonaqueous electrolyte are held in the battery case and the electrodes each comprise a current collector and an active-material layer containing an active material capable of occluding/releasing a lithium ion. The nonaqueous electrolyte comprises a difluorophosphoric acid salt in an amount of 10 ppm or more of the whole nonaqueous electrolyte. The battery case comprises a casing material in which at least part of the battery inner side comprises a sheet formed from a thermoplastic resin and with which the electrode group can be enclosed by placing the electrode group in the casing material and heat sealing layers of the thermoplastic resin to each other.
    Type: Application
    Filed: March 17, 2015
    Publication date: August 27, 2015
    Applicant: MITSUBISHI CHEMICAL CORPORATION
    Inventors: Hidekazu MIYAGI, Ryoichi KATO, Masakazu YOKOMIZO, Hiroyuki UONO, Hitoshi MATSUMOTO, Tomohiro SATOU, Minoru KOTATO, Takayuki NAKAJIMA, Hitoshi SUZUKI, Hiroyuki OSHIMA
  • Patent number: 9114620
    Abstract: A liquid ejecting apparatus includes a pressure control unit provided in a liquid flow path so as to control pressure. The pressure control unit includes a liquid introduction unit, a liquid chamber having a diaphragm, a communication hole that allows communication between the liquid introduction unit and the liquid chamber, and a wall portion provided on the side of the liquid chamber, so as to switch between a first mode in which the wall portion forms a first flow path for the liquid flowing through the communication hole toward the liquid outlet without contacting the diaphragm in accordance with a pressure in the liquid chamber, and a second mode in which the wall portion forms a second flow path different from the first flow path, in contact with the diaphragm.
    Type: Grant
    Filed: January 25, 2012
    Date of Patent: August 25, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Hitoshi Matsumoto, Hitotoshi Kimura
  • Patent number: 9110459
    Abstract: An interference check device is disposed in an apparatus including a plurality of moving bodies, moving devices for moving the plurality of moving bodies, and another moving device for moving at least one of the moving bodies in a same axial line direction as one of the moving devices. The interference check device conducts interference check when at least one of the moving bodies is moved, and includes an absolute movement amount calculating part which synthesizes a movement amount of at least one of the plurality of moving bodies, which is a subject to be checked, in the same axial line direction based on data inputted to one of the moving devices and another moving device, to determine an absolute movement amount in the same axial line direction, and an interference check part associating with the absolute amount calculating part for checking the interference check from the absolute movement amount.
    Type: Grant
    Filed: July 6, 2009
    Date of Patent: August 18, 2015
    Assignee: CITIZEN MACHINERY CO., LTD.
    Inventor: Hitoshi Matsumoto
  • Publication number: 20150227134
    Abstract: A portable manipulation command input device, including a sub-console panel attachable to and removable from an automatic lathe apparatus main unit, and includes an input unit to receive input of a manipulation command to the automatic lathe apparatus main unit, a display unit to display information on the automatic lathe apparatus main unit, and a radio communication unit to communicate with the automatic lathe apparatus main unit. The sub-console panel includes a detection unit and a control unit formed with the automatic lathe apparatus main unit. The detection unit includes a radio ID tag and a radio ID reader detecting the sub-console panel being placed within a predetermined range of the automatic lathe apparatus main unit. Depending on a detection result by the detection unit, the control unit allows or restricts manipulations of the automatic lathe apparatus main unit, and allows display of the information even when restricting the manipulations.
    Type: Application
    Filed: October 3, 2013
    Publication date: August 13, 2015
    Applicants: Citizen Holdings Co., Ltd.,, Mitsubishi Electric Corporation, Citizen Machinery Miyano Co., Ltd.,
    Inventors: Shigeo Yanagidaira, Takaichi Nakaya, Hitoshi Matsumoto, Kazuhiko Sannomiya, Shoji Oda
  • Publication number: 20150221779
    Abstract: A thin film transistor is equipped with a silicon substrate, a channel layer, a source electrode and a drain electrode. The channel layer, the source electrode and the drain electrode are arranged on the main surface of the silicon substrate. The channel layer is composed of multiple carbon nanowall thin films, wherein the multiple carbon nanowall thin films are arranged in parallel to each other between the source electrode and the drain electrode, one end of each of the multiple carbon nanowall thin films is in contact with the source electrode, and the other end of each of the multiple carbon nanowall thin films is in contact with the drain electrode. An insulating film and a gate electrode are arranged on the rear surface side of the silicon substrate.
    Type: Application
    Filed: August 23, 2012
    Publication date: August 6, 2015
    Applicants: CHUBU UNIVERSITY EDUCATIONAL FOUNDATION, NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, OSAKA UNIVERSITY, NISSIN ELECTRIC CO., LTD.
    Inventors: Toshio Kawahara, Kazumasa Okamoto, Kazuhiko Matsumoto, Risa Utsunomiya, Teruaki Matsuba, Hitoshi Matsumoto
  • Patent number: 9090075
    Abstract: There is provided a liquid fill container that is used to fill a liquid reservoir supplying a liquid to a liquid ejecting apparatus, with the liquid. The container includes a containing unit that contains the fill liquid; a filling port that is inserted into an inlet of the liquid reservoir, and that allows the liquid contained in the containing unit to flow therethrough to fill the liquid reservoir; and a positioning member that maintains the position of the filling port and the position of the liquid reservoir with respect to each other in the direction in which the filling port is inserted into the liquid reservoir during liquid filling of the liquid reservoir.
    Type: Grant
    Filed: November 15, 2011
    Date of Patent: July 28, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Hitoshi Matsumoto, Taku Ishizawa, Mitsuto Yanagisawa, Yaeko Onishi
  • Publication number: 20150191016
    Abstract: A droplet ejecting apparatus includes a droplet ejecting unit provided with ejecting ports capable of ejecting a solution onto a medium as droplets; a cap portion which performs capping in which a region to which the ejecting ports are open is set to a closed space; a gas supply portion capable of supplying a humidified gas to the closed space; and a liquid supply portion capable of supplying a liquid for humidifying the closed space.
    Type: Application
    Filed: December 30, 2014
    Publication date: July 9, 2015
    Inventors: Hitoshi MATSUMOTO, Hitotoshi KIMURA
  • Publication number: 20150191022
    Abstract: A liquid ejecting apparatus includes a liquid flow path connecting a liquid containing unit that contains a liquid to a liquid ejecting unit that ejects the liquid. The liquid flow path includes a supply flow path which connects the liquid containing unit to the liquid ejecting unit and a return flow path which connects the liquid ejecting unit to the liquid containing unit. When the liquid is not ejected by the liquid ejecting unit, the liquid contained in the liquid containing unit is circulated between the liquid containing unit and the liquid flow path by allowing the liquid to flow in order of the supply flow path, the liquid ejecting unit, and the return flow path. When the liquid is ejected, the liquid contained in the liquid containing unit is supplied to the common liquid chamber via both of the supply flow path and the return flow path.
    Type: Application
    Filed: January 5, 2015
    Publication date: July 9, 2015
    Inventors: Hitoshi MATSUMOTO, Hitotoshi KIMURA
  • Patent number: 9073336
    Abstract: A liquid ejecting apparatus includes a liquid flow path connecting a liquid containing unit that contains a liquid to a liquid ejecting unit that ejects the liquid. The liquid flow path includes a supply flow path which connects the liquid containing unit to the liquid ejecting unit and a return flow path which connects the liquid ejecting unit to the liquid containing unit. When the liquid is not ejected by the liquid ejecting unit, the liquid contained in the liquid containing unit is circulated between the liquid containing unit and the liquid flow path by allowing the liquid to flow in order of the supply flow path, the liquid ejecting unit, and the return flow path. When the liquid is ejected, the liquid contained in the liquid containing unit is supplied to the common liquid chamber via both of the supply flow path and the return flow path.
    Type: Grant
    Filed: January 5, 2015
    Date of Patent: July 7, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Hitoshi Matsumoto, Hitotoshi Kimura