Patents by Inventor Keiichi Ishikawa

Keiichi Ishikawa 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: 20180208851
    Abstract: A carbide producing method for carbonizing a woody biomass to produce a carbide includes a pyrolysis process in which the woody biomass is pyrolyzed and carbonized, an LHV calculating process in which an LHV of the carbide which is a carbonized woody biomass is calculated, and a supplied heat amount control process in which an amount of heat supplied per unit time to the woody biomass in the pyrolysis process on the basis of the calculated LHV is controlled.
    Type: Application
    Filed: July 30, 2015
    Publication date: July 26, 2018
    Inventors: Yuuki ENDOU, Tomoki ICHINOSE, Keiichi ISHIKAWA
  • Publication number: 20180207580
    Abstract: A vacuum pump with abatement function is used for evacuating a chamber of a manufacturing apparatus. The vacuum pump with abatement function includes a vacuum pump having a discharge port to which one or more abatement parts for treating an exhaust gas discharged from the vacuum pump to make the exhaust gas harmless are attached. The one or more abatement parts are selected, depending on the amount and kind of the exhaust gas discharged from the vacuum pump, from plural kinds of abatement parts which have different treatment types of exhaust gas and/or different treatment amounts of exhaust gas.
    Type: Application
    Filed: March 20, 2018
    Publication date: July 26, 2018
    Inventors: Toshiharu NAKAZAWA, Tetsuro SUGIURA, Kohtaro KAWAMURA, Toyoji SHINOHARA, Takashi KYOTANI, Keiichi ISHIKAWA, Seiji KASHIWAGI, Yasuhiko SUZUKI, Hideo ARAI
  • Patent number: 9956524
    Abstract: A vacuum pump with abatement function is used for evacuating a chamber of a manufacturing apparatus. The vacuum pump with abatement function includes a vacuum pump having a discharge port to which one or more abatement parts for treating an exhaust gas discharged from the vacuum pump to make the exhaust gas harmless are attached. The one or more abatement parts are selected, depending on the amount and kind of the exhaust gas discharged from the vacuum pump, from plural kinds of abatement parts which have different treatment types of exhaust gas and/or different treatment amounts of exhaust gas.
    Type: Grant
    Filed: May 28, 2014
    Date of Patent: May 1, 2018
    Assignee: Ebara Corporation
    Inventors: Toshiharu Nakazawa, Tetsuro Sugiura, Kohtaro Kawamura, Toyoji Shinohara, Takashi Kyotani, Keiichi Ishikawa, Seiji Kashiwagi, Yasuhiko Suzuki, Hideo Arai
  • Publication number: 20170351189
    Abstract: A toner for developing an electrostatic charge image, the toner including: elemental iron, wherein a content of the elemental iron is in a range of 1.0×103 to 1.0×104 ppm, based on a total weight of the toner; elemental silicon, wherein a content of the elemental silicon is in a range of 1.0×103 to 5.0×103 ppm, based on a total weight of the toner; elemental sulfur, wherein a content of the elemental sulfur is in a range of 500 to 3,000 ppm, based on a total weight of the toner; optionally elemental fluorine, wherein a content of the elemental fluorine, if present, is in a range of 1.0×103 to 1.
    Type: Application
    Filed: August 21, 2017
    Publication date: December 7, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Masahide YAMADA, Akinori TERADA, Keiichi ISHIKAWA, Kenichi MIYAMOTO
  • Patent number: 9822974
    Abstract: A vacuum pump includes a vacuum pump having a discharge port to which an abatement part for treating an exhaust gas discharged from the vacuum pump to make the exhaust gas harmless is attached. The vacuum pump includes a cylindrical member having an exhaust gas introduction port for introducing the exhaust gas to be treated and a gas outlet port for discharging gases which have been treated, a plurality of fuel nozzles provided at a circumferential wall of the cylindrical member for ejecting a fuel, and a plurality of air nozzles provided at the circumferential wall of the cylindrical member for ejecting air so as to form a swirling flow of air along an inner circumferential surface of the circumferential wall. The air nozzles are disposed at a plurality of stages spaced in an axial direction of the cylindrical member.
    Type: Grant
    Filed: March 26, 2014
    Date of Patent: November 21, 2017
    Assignee: EBARA CORPORATION
    Inventors: Kohtaro Kawamura, Toyoji Shinohara, Tetsuro Sugiura, Hideo Arai, Toshiharu Nakazawa, Keiichi Ishikawa, Seiji Kashiwagi, Yasuhiko Suzuki, Takashi Kyotani
  • Patent number: 9740125
    Abstract: A toner for developing an electrostatic charge image, the toner including: elemental iron, wherein a content of the elemental iron is in a range of 1.0×103 to 1.0×104 ppm, based on a total weight of the toner; elemental silicon, wherein a content of the elemental silicon is in a range of 1.0×103 to 5.0×103 ppm, based on a total weight of the toner; elemental sulfur, wherein a content of the elemental sulfur is in a range of 500 to 3,000 ppm, based on a total weight of the toner; optionally elemental fluorine, wherein a content of the elemental fluorine, if present, is in a range of 1.0×103 to 1.0×104 ppm; and a binder resin.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: August 22, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Masahide Yamada, Akinori Terada, Keiichi Ishikawa, Kenichi Miyamoto
  • Publication number: 20170205718
    Abstract: An electrophotographic photoreceptor includes a conductive support, a photosensitive layer on the conductive support, and a protective layer on the photosensitive layer. The protective layer includes a binder resin, metal oxide particles, and fluororesin particles. The metal oxide particles include, on a surface thereof, a first surface-treating agent including fluorine atoms, and a second surface-treating agent including a polymerizable reactive group and a hydrophobic group. At least some of the metal oxide particles are supported on a surface of the fluororesin particles. The fluororesin particles are fixed to the binder resin via the at least some of the metal oxide particles supported on the surface of the fluororesin particles.
    Type: Application
    Filed: January 11, 2017
    Publication date: July 20, 2017
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Tomohito CHOKAN, Keiichi ISHIKAWA, Manabu TAKEZAWA
  • Publication number: 20170200622
    Abstract: The present invention relates to a vacuum evacuation system used to evacuate a processing gas from one or more process chambers for use in, for example, a semiconductor-device manufacturing apparatus. The vacuum evacuation system is a vacuum apparatus for evacuating a gas from a plurality of process chambers (1). The vacuum evacuation system includes a plurality of first vacuum pumps (5) coupled to the plurality of process chambers (1) respectively, a collecting pipe (7) coupled to the plurality of first vacuum pumps (5), and a second vacuum pump (8) coupled to the collecting pipe (7).
    Type: Application
    Filed: May 28, 2015
    Publication date: July 13, 2017
    Applicant: EBARA CORPORATION
    Inventors: Atsushi SHIOKAWA, Tetsuro SUGIURA, Shinichi SEKIGUCHI, Takashi KYOTANI, Tetsuo KOMAI, Norio KIMURA, Keiichi ISHIKAWA, Toru OSUGA
  • Publication number: 20170003611
    Abstract: A toner for developing an electrostatic charge image includes three or more elements selected from a group including an iron element, a silicon element, a sulfur element and a fluorine element and a binder resin including an amorphous polyester-based resin.
    Type: Application
    Filed: July 1, 2016
    Publication date: January 5, 2017
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Akinori TERADA, Keiichi ISHIKAWA, Kenichi MIYAMOTO, Masahide YAMADA
  • Publication number: 20160264872
    Abstract: Provided is an externally heated carbonization furnace that includes a plurality of rotary kilns connected in series, each of which includes an outer cylinder, a kiln inner cylinder that rotate relative to the outer cylinder, and a heater that supplies heating gas to a section between the outer cylinder and the kiln inner cylinder. The externally heated carbonization furnace further includes a drive device that rotates at least one of the kiln inner cylinders and the kiln inner cylinder different from the at least one of the kiln inner cylinders and a control device that controls the drive device according to moisture content of a treated object in the kiln inner cylinder.
    Type: Application
    Filed: November 11, 2014
    Publication date: September 15, 2016
    Inventors: Yuuki ENDOU, Hirotami YAMAMOTO, Keiichi ISHIKAWA, Ryosuke KOIZUMI
  • Publication number: 20160238958
    Abstract: A toner for developing an electrostatic charge image, the toner including: elemental iron, wherein a content of the elemental iron is in a range of 1.0×103 to 1.0×104 ppm, based on a total weight of the toner; elemental silicon, wherein a content of the elemental silicon is in a range of 1.0×103 to 5.0×103 ppm, based on a total weight of the toner; elemental sulfur, wherein a content of the elemental sulfur is in a range of 500 to 3,000 ppm, based on a total weight of the toner; optionally elemental fluorine, wherein a content of the elemental fluorine, if present, is in a range of 1.0×103 to 1.
    Type: Application
    Filed: February 18, 2016
    Publication date: August 18, 2016
    Inventors: Masahide YAMADA, Akinori TERADA, Keiichi ISHIKAWA, Kenichi MIYAMOTO
  • Patent number: 9364786
    Abstract: A vacuum pump has a discharge port coupled to an abatement chamber for treating an exhaust gas discharged from a chamber of a manufacturing apparatus to make the exhaust gas harmless. The vacuum pump is coupled to a heat exchanger configured to heat an inert gas by using heat generated when the exhaust gas is treated to be made harmless in the abatement part. The inert gas heated by the heat exchanger is introduced into the vacuum pump.
    Type: Grant
    Filed: March 26, 2014
    Date of Patent: June 14, 2016
    Assignee: Ebara Corporation
    Inventors: Kohtaro Kawamura, Toyoji Shinohara, Tetsuro Sugiura, Hideo Arai, Takashi Kyotani, Toshiharu Nakazawa, Keiichi Ishikawa, Seiji Kashiwagi, Yasuhiko Suzuki
  • Patent number: 9302576
    Abstract: A power transmitting apparatus for a hybrid vehicle can transmit the driving force of engine E to the motor M or reversely the driving force of motor M to the engine E when the vehicle is stopped while avoiding transmission of the driving force of either of them to the driving wheels D such that the vehicle remains stopped. In some embodiments, a power transmitting apparatus for a hybrid vehicle can comprise a first clutch operatively posited between an engine mounted on a vehicle to driving wheels in a power transmission system and configured to transmit or cutoff driving force of the engine to or from the driving wheels; a second clutch operatively positioned between a motor mounted on a vehicle to the driving wheels in a power transmission system and configured to transmit or cut off driving force of the motor to or from the driving wheels.
    Type: Grant
    Filed: May 10, 2011
    Date of Patent: April 5, 2016
    Assignee: Kabushiki Kaisha F.C.C.
    Inventors: Tatsuyuki Ohashi, Shouji Asatsuke, Akio Oishi, Ryouhei Chiba, Jun Ishimura, Keiichi Ishikawa
  • Publication number: 20160024389
    Abstract: Provided is a biomass pyrolysis apparatus comprising: a combustion furnace that produces a heat quantity by causing a stable property fuel to combust; a pyrolysis gasification furnace that produces a torrefied material, and a pyrolysis gas by pyrolyzing woody biomass by a heat quantity produced by the combustion furnace; and a pyrolysis gas introduction passage that introduces the pyrolysis gas from the pyrolysis gasification furnace into a boiler, into which the torrefied material is introduced.
    Type: Application
    Filed: March 26, 2014
    Publication date: January 28, 2016
    Applicant: Mitsubishi Heavy Industries Environmental & Chemical Engineering Co., Ltd.
    Inventors: Yuuki ENDOU, Hirotami YAMAMOTO, Keiichi ISHIKAWA
  • Publication number: 20150260192
    Abstract: A vacuum pump with abatement function which can prevent contamination of a process chamber without allowing products generated by exhaust gas treatment to flow back to the process chamber, and can reduce the amount of gas to be treated without allowing a purge gas and a diluent gas to be contained in an exhaust gas, and thus can achieve energy saving by reducing the amount of energy required for the exhaust gas treatment in an abatement part is disclosed. The vacuum pump with abatement function includes a vacuum pump to which at least one abatement part for treating an exhaust gas is attached. The vacuum pump comprises a dry vacuum pump having a pair of multistage pump rotors each of which comprises a plurality of rotors arranged on a rotating shaft, and the at least one abatement part is connected to an interstage of the multistage pump rotors.
    Type: Application
    Filed: March 10, 2015
    Publication date: September 17, 2015
    Inventors: Koichi IWASAKI, Hiroki FURUTA, Keiichi ISHIKAWA, Tetsuo KOMAI, Shinichi SEKIGUCHI
  • Publication number: 20150260174
    Abstract: A vacuum pump with abatement function which can prevent contamination of a process chamber without allowing products generated by exhaust gas treatment to flow back to the process chamber, and can reduce the amount of gas to be treated without allowing a purge gas and a diluent gas to be contained in an exhaust gas, and thus can achieve energy saving by reducing the amount of energy required for the exhaust gas treatment in an abatement part is disclosed. The vacuum pump with abatement function includes a vacuum pump to which at least one abatement part for treating an exhaust gas is attached. The vacuum pump comprises a dry vacuum pump having a main pump capable of evacuating gas from an atmospheric pressure and a booster pump for increasing an evacuation speed of the main pump, and the at least one abatement part for treating the exhaust gas is connected between the main pump and the booster pump.
    Type: Application
    Filed: March 12, 2015
    Publication date: September 17, 2015
    Inventors: Hiroki FURUTA, Koichi IWASAKI, Keiichi ISHIKAWA, Tetsuo KOMAI, Shinichi SEKIGUCHI
  • Patent number: 8973454
    Abstract: A power transmitting apparatus with improved power transmitting efficiency and reduced lag time for shifting speeds can comprise a starting clutch mechanism configured to selectively transmit and cut off driving power of engine to wheels of a vehicle, a plurality of gear-stage clutch devices operatively positioned to transmit power between the starting clutch mechanism and the wheels, an input and an output of the plurality of gear-stage clutch devices configured at predetermined gear ratios, and a gear-stage selecting device configured to select any one of the gear-stage clutch devices in accordance with a vehicle operating condition and selectively set a gear ratio for power transmission from the engine to the wheels. The gear-stage clutch devices can comprise alternately arranged driving clutch discs and driven clutch discs, and hydraulic pistons.
    Type: Grant
    Filed: September 2, 2011
    Date of Patent: March 10, 2015
    Assignee: Kabushiki Kaisha F.C.C.
    Inventors: Shouji Asatsuke, Akio Oishi, Tatsuyuki Ohashi, Jun Ishimura, Keiichi Ishikawa
  • Publication number: 20140352820
    Abstract: A vacuum pump with abatement function is used for evacuating a chamber of a manufacturing apparatus. The vacuum pump with abatement function includes a vacuum pump having a discharge port to which one or more abatement parts for treating an exhaust gas discharged from the vacuum pump to make the exhaust gas harmless are attached. The one or more abatement parts are selected, depending on the amount and kind of the exhaust gas discharged from the vacuum pump, from plural kinds of abatement parts which have different treatment types of exhaust gas and/or different treatment amounts of exhaust gas.
    Type: Application
    Filed: May 28, 2014
    Publication date: December 4, 2014
    Applicant: EBARA CORPORATION
    Inventors: Toshiharu NAKAZAWA, Tetsuro SUGIURA, Kohtaro KAWAMURA, Toyoji SHINOHARA, Takashi KYOTANI, Keiichi ISHIKAWA, Seiji KASHIWAGI, Yasuhiko SUZUKI, Hideo ARAI
  • Publication number: 20140348717
    Abstract: A vacuum pump with abatement function is used for evacuating a chamber of a manufacturing apparatus. The vacuum pump with abatement function includes a vacuum pump having a discharge port to which at least one abatement part for treating an exhaust gas discharged from the vacuum pump to make the exhaust gas harmless is attached. The abatement part is selected from a plurality of abatement parts having different treatment types of exhaust gas and/or different treatment amounts of exhaust gas and/or different treatment performances of exhaust gas.
    Type: Application
    Filed: May 21, 2014
    Publication date: November 27, 2014
    Applicant: EBARA CORPORATION
    Inventors: Kohtaro KAWAMURA, Toyoji SHINOHARA, Tetsuro SUGIURA, Hideo ARAI, Takashi KYOTANI, Toshiharu NAKAZAWA, Keiichi ISHIKAWA, Seiji KASHIWAGI, Yasuhiko SUZUKI
  • Publication number: 20140295362
    Abstract: A vacuum pump includes a vacuum pump having a discharge port to which an abatement part for treating an exhaust gas discharged from the vacuum pump to make the exhaust gas harmless is attached. The vacuum pump includes a cylindrical member having an exhaust gas introduction port for introducing the exhaust gas to be treated and a gas outlet port for discharging gases which have been treated, a plurality of fuel nozzles provided at a circumferential wall of the cylindrical member for ejecting a fuel, and a plurality of air nozzles provided at the circumferential wall of the cylindrical member for ejecting air so as to form a swirling flow of air along an inner circumferential surface of the circumferential wall. The air nozzles are disposed at a plurality of stages spaced in an axial direction of the cylindrical member.
    Type: Application
    Filed: March 26, 2014
    Publication date: October 2, 2014
    Inventors: Kohtaro KAWAMURA, Toyoji SHINOHARA, Tetsuro SUGIURA, Hideo ARAI, Toshiharu NAKAZAWA, Keiichi ISHIKAWA, Seiji KASHIWAGI, Yasuhiko SUZUKI, Takashi KYOTANI