Patents by Inventor Takashi Iguchi
Takashi Iguchi 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).
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Publication number: 20240106193Abstract: A light emitting component includes: a substrate; a plural light emitting elements that are provided on the substrate and respectively have light emission regions; and a plural thyristors that are turned on to cause the light emission regions of the respective light emitting elements to emit light, or that increase amounts of emitted light of the light emission regions, in which the light emitting elements absorb light emitted from a corresponding thyristor among the plural thyristors.Type: ApplicationFiled: April 18, 2023Publication date: March 28, 2024Applicants: FUJIFILM Business Innovation Corp., FUJIFILM CorporationInventors: Saori NISHIZAKI, Takashi KONDO, Takafumi HIGUCHI, Junichiro HAYAKAWA, Daisuke IGUCHI, Tomoaki SAKITA, Kei TAKEYAMA
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Publication number: 20240106194Abstract: A light-emitting array includes a light-emitting part having plural light-emitting block, a selection part that operates with a reference potential supplied from a reference part provided on an outside as a reference and selects the light-emitting block to be made to emit light, and a disconnection part that disconnects connection of the selection part and the reference part in a period during which a light emission current caused by low-side drive is flowing in the light-emitting block.Type: ApplicationFiled: April 18, 2023Publication date: March 28, 2024Applicants: FUJIFILM Business Innovation Corp., FUJIFILM CorporationInventors: Daisuke IGUCHI, Kei Takeyama, Seiji Ono, Tomoaki Sakita, Takashi Kondo, Junichiro Hayakawa
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Publication number: 20230331083Abstract: An accelerator device includes a pad, a case portion having a front wall with an opening, a rear wall, a first side wall and a second side wall, an internal movable mechanism with a shaft, and an arm. The first side wall has a first bearing portion for receiving one end of the shaft, and at least one first groove portion provided vertically below a central axis of a surface facing the shaft of the first bearing portion and connected to the first bearing portion. The second side wall has a second bearing portion for receiving the other end of the shaft, and at least one second groove portion provided vertically below a central axis of a surface facing the shaft of the second bearing portion and connected to the second bearing portion.Type: ApplicationFiled: June 20, 2023Publication date: October 19, 2023Inventors: Noriyasu KIHARA, Takashi IGUCHI, Yasuhiro OTAKA, Takehiro SAITO
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Patent number: 11742491Abstract: A binder for a secondary battery containing a fluorine-containing polymer (A) and polyvinylidene fluoride (B). The fluorine-containing polymer (A) contains a polymerized unit based on vinylidene fluoride, a polymerized unit based on tetrafluoroethylene, and a polymerized unit based on a monomer (2-2) represented by the following formula (2-2): wherein R5, R6, and R7 are each independently a hydrogen atom or a C1-C8 hydrocarbon group; R8 is a C1-C8 hydrocarbon group; and Y1 is an inorganic cation or an organic cation. Also disclosed is an electrode mixture and an electrode for a secondary battery including the binder, and a secondary battery including the electrode.Type: GrantFiled: October 2, 2018Date of Patent: August 29, 2023Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Kazuki Hosoda, Takahiro Kitahara, Manabu Fujisawa, Takashi Iguchi, Kazuya Asano, Chihiro Shinoda
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Publication number: 20220416250Abstract: Provided is a polyvinylidene fluoride comprising: vinylidene fluoride unit; and a pentenoic acid unit represented by formula (1): CH2?CH— (CH)2—COOY wherein Y represents at least one selected from the group consisting of an inorganic cation and an organic cation, a content of vinylidene fluoride unit is 95.0 to 99.99 mol % based on all monomer units of the polyvinylidene fluoride, and a content of the pentenoic acid unit is 0.01 to 5.0 mol % based on all monomer units of the polyvinylidene fluoride.Type: ApplicationFiled: August 26, 2022Publication date: December 29, 2022Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Takashi Iguchi, Takahiro Kitahara, Ryouichi Yano, Kazuya Asano, Kanako Arai
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Publication number: 20220407075Abstract: Provided is a composition including a polyvinylidene fluoride (A); and a vinylidene fluoride polymer (B) excluding the polyvinylidene fluoride (A), wherein the polyvinylidene fluoride (A) comprises vinylidene fluoride unit and a pentenoic acid unit represented by formula (1): CH2?CH—(CH)2—COOY wherein Y represents at least one selected from the group consisting of an inorganic cation and an organic cation, a content of vinylidene fluoride unit of the polyvinylidene fluoride (A) is 95.0 to 99.99 mol % based on all monomer units of the polyvinylidene fluoride (A), and a content of the pentenoic acid unit of the polyvinylidene fluoride (A) is 0.01 to 5.0 mol % based on all monomer units of the polyvinylidene fluoride (A).Type: ApplicationFiled: August 23, 2022Publication date: December 22, 2022Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Takashi IGUCHI, Takahiro KITAHARA, Ryouichi YANO, Kazuya ASANO, Kanako ARAI
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Patent number: 11394083Abstract: A secondary battery separator including a porous substrate and a porous film firmly bonded to each other, the porous film being disposed on or above the porous substrate. The porous film contains a fluorine-containing polymer that contains a polymerized unit based on vinylidene fluoride, a polymerized unit based on tetrafluoroethylene, and a polymerized unit based on a monomer represented by the following formula (2-2): R5R6C?CR7R8CO2Y1??(2-2) wherein R5, R6, and R7 are each independently a hydrogen atom or a C1-C8 hydrocarbon group; R8 is a C1-C8 hydrocarbon group; and Y1 is an inorganic cation and/or an organic cation. Also disclosed is a secondary battery including the secondary battery separator; a positive electrode; a negative electrode; and a non-aqueous electrolyte solution.Type: GrantFiled: March 27, 2018Date of Patent: July 19, 2022Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Takahiro Kitahara, Manabu Fujisawa, Takashi Iguchi, Kazuya Asano, Chihiro Shinoda
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Patent number: 10847800Abstract: A binder and an electrode mixture for a secondary battery. The binder contains a fluorine-containing polymer containing a polymerized unit based on vinylidene fluoride, a polymerized unit based on tetrafluoroethylene, and a polymerized unit based on a monomer (2-2) represented by the following formula (2-2): R5R6C?CR7R8CO2Y1??(2-2) wherein R5, R6, and R7 are each independently a hydrogen atom or a C1-C8 hydrocarbon group; R8 is a C1-C8 hydrocarbon group; and Y1 is an inorganic cation and/or an organic cation.Type: GrantFiled: September 27, 2017Date of Patent: November 24, 2020Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Kazuya Asano, Takashi Iguchi, Manabu Fujisawa, Chihiro Shinoda, Tomoyuki Goto, Kazuki Hosoda, Takahiro Kitahara
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Publication number: 20200243862Abstract: A binder for a secondary battery containing a fluorine-containing polymer (A) and polyvinylidene fluoride (B). The fluorine-containing polymer (A) contains a polymerized unit based on vinylidene fluoride, a polymerized unit based on tetrafluoroethylene, and a polymerized unit based on a monomer (2-2) represented by the following formula (2-2): wherein R5, R6, and R7 are each independently a hydrogen atom or a C1-C8 hydrocarbon group; R8 is a C1-C8 hydrocarbon group; and Y1 is an inorganic cation or an organic cation. Also disclosed is an electrode mixture and an electrode for a secondary battery including the binder, and a secondary battery including the electrode.Type: ApplicationFiled: October 2, 2018Publication date: July 30, 2020Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Kazuki HOSODA, Takahiro KITAHARA, Manabu FUJISAWA, Takashi IGUCHI, Kazuya ASANO, Chihiro SHINODA
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Publication number: 20200067052Abstract: A secondary battery separator including a porous substrate and a porous film firmly bonded to each other, the porous film being disposed on or above the porous substrate. The porous film contains a fluorine-containing polymer that contains a polymerized unit based on vinylidene fluoride, a polymerized unit based on tetrafluoroethylene, and a polymerized unit based on a monomer represented by the following formula (2-2): R5R6C?CR7R8CO2Y1??(2-2) wherein R5, R6, and R7 are each independently a hydrogen atom or a C1-C8 hydrocarbon group; R8 is a C1-C8 hydrocarbon group; and Y1 is an inorganic cation and/or an organic cation. Also disclosed is a secondary battery including the secondary battery separator; a positive electrode; a negative electrode; and a non-aqueous electrolyte solution.Type: ApplicationFiled: March 27, 2018Publication date: February 27, 2020Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Takahiro KITAHARA, Manabu FUJISAWA, Takashi IGUCHI, Kazuya ASANO, Chihiro SHINODA
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Publication number: 20190296359Abstract: A binder and an electrode mixture for a secondary battery. The binder contains a fluorine-containing polymer containing a polymerized unit based on vinylidene fluoride, a polymerized unit based on tetrafluoroethylene, and a polymerized unit based on a monomer (2-2) represented by the following formula (2-2): R5R6C?CR7R8CO2Y1??(2-2) wherein R5, R6, and R7 are each independently a hydrogen atom or a C1-C8 hydrocarbon group; R8 is a C1-C8 hydrocarbon group; and Y1 is an inorganic cation and/or an organic cation.Type: ApplicationFiled: September 27, 2017Publication date: September 26, 2019Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Kazuya ASANO, Takashi IGUCHI, Manabu FUJISAWA, Chihiro SHINODA, Tomoyuki GOTO, Kazuki HOSODA, Takahiro KITAHARA
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Patent number: 9444103Abstract: The present invention aims to provide an electrode mixture which shows little change in viscosity even after 24 hours from the preparation of the mixture and enables production of an electrode having a high electrode density and excellent flexibility and is capable of giving excellent electric properties to the resulting cell. The present invention relates to an electrode mixture including a powdery electrode material; a binder; and an organic solvent, the binder including polyvinylidene fluoride and a fluorine-containing polymer including a polymer unit based on vinylidene fluoride and a polymer unit based on tetrafluoroethylene, the fluorine-containing polymer including the polymer unit based on vinylidene fluoride in an amount of 80.0 to 90.0 mol % based on all the polymer units, the polyvinylidene fluoride having a number average molecular weight of 150,000 to 1,400,000.Type: GrantFiled: May 20, 2013Date of Patent: September 13, 2016Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Toshiki Ichisaka, Takashi Iguchi, Tomoyuki Fukatani, Kazunobu Uchida, Takuji Ishikawa, Norimasa Uesugi, Takahiro Kitahara
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Patent number: 9444104Abstract: The present invention aims to provide an electrode mixture which shows little change in viscosity even after 24 hours from the preparation of the mixture and enables production of an electrode having a high electrode density and excellent flexibility and is capable of giving excellent electric properties to the resulting cell. The present invention relates to an electrode mixture including a powdery electrode material; a binder; and an organic solvent, the binder including a fluorine-containing polymer including a polymer unit based on vinylidene fluoride and a polymer unit based on tetrafluoroethylene, the fluorine-containing polymer including the polymer unit based on vinylidene fluoride in an amount of 80.0 to 89.0 mol % based on all the polymer units, and the organic solvent being N-methyl-2-pyrolidone and/or N,N-dimethylacetamide.Type: GrantFiled: May 20, 2013Date of Patent: September 13, 2016Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Toshiki Ichisaka, Takashi Iguchi, Tomoyuki Fukatani, Kazunobu Uchida, Takuji Ishikawa, Norimasa Uesugi, Takahiro Kitahara
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Patent number: 9343744Abstract: A binder, including a fluoropolymer, the fluoropolymer including a polymerization unit based on vinylidene fluoride and a polymerization unit based on a monomer having an amide group represented by —CO—NRR? (R and R? are the same as or different from each other and each represent a hydrogen atom or an alkyl group optionally having a substituent group) or an amide bond represented by —CO—NR?— (R? represents a hydrogen atom, an alkyl group optionally having a substituent group, or a phenyl group optionally having a substituent group) and having a solution viscosity of 10 to 20,000 mPa·s. Also disclosed is a positive electrode mixture and a negative electrode mixture containing the binder, a positive electrode, a negative electrode and a lithium ion secondary cell.Type: GrantFiled: January 24, 2013Date of Patent: May 17, 2016Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Takashi Iguchi, Takahiro Kitahara, Takuji Ishikawa, Toshiki Ichisaka, Kazunobu Uchida, Tomoyuki Fukatani, Manabu Fujisawa, Kenji Ichikawa
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Publication number: 20150368413Abstract: The present invention aims to provide a film having a high dielectric constant and a low dissipation factor. The high dielectric film of the present invention includes a vinylidene fluoride/tetrafluoroethylene copolymer (A) with a mole ratio (vinylidene fluoride)/(tetrafluoroethylene) of 95/5 to 80/20. The film includes an ?-crystal structure and a ?-crystal structure. The ratio of the ?-crystal structure is 50% or more.Type: ApplicationFiled: October 16, 2013Publication date: December 24, 2015Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Mayuko TATEMICHI, Miharu OTA, Kouji YOKOTANI, Nobuyuki KOMATSU, Hisako NAKAMURA, Fumiko SHIGENAI, Takeshi HAZAMA, Masakazu KINOSHITA, Meiten KOH, Takuji ISHIKAWA, Takashi IGUCHI, Kazunobu UCHIDA, Tomoyuki FUKATANI, Takahiro KITAHARA, Tetsuhiro KODANI
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Publication number: 20150137028Abstract: The present invention aims to provide an electrode mixture which shows little change in viscosity even after 24 hours from the preparation of the mixture and enables production of an electrode having a high electrode density and excellent flexibility and is capable of giving excellent electric properties to the resulting cell. The present invention relates to an electrode mixture including a powdery electrode material; a binder; and an organic solvent, the binder including polyvinylidene fluoride and a fluorine-containing polymer including a polymer unit based on vinylidene fluoride and a polymer unit based on tetrafluoroethylene, the fluorine-containing polymer including the polymer unit based on vinylidene fluoride in an amount of 80.0 to 90.0 mol % based on all the polymer units, the polyvinylidene fluoride having a number average molecular weight of 150,000 to 1,400,000.Type: ApplicationFiled: May 20, 2013Publication date: May 21, 2015Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Toshiki Ichisaka, Takashi Iguchi, Tomoyuki Fukatani, Kazunobu Uchida, Takuji Ishikawa, Norimasa Uesugi, Takahiro Kitahara
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Publication number: 20150137029Abstract: The present invention aims to provide an electrode mixture which shows little change in viscosity even after 24 hours from the preparation of the mixture and enables production of an electrode having a high electrode density and excellent flexibility and is capable of giving excellent electric properties to the resulting cell. The present invention relates to an electrode mixture including a powdery electrode material; a binder; and an organic solvent, the binder including a fluorine-containing polymer including a polymer unit based on vinylidene fluoride and a polymer unit based on tetrafluoroethylene, the fluorine-containing polymer including the polymer unit based on vinylidene fluoride in an amount of 80.0 to 89.0 mol % based on all the polymer units, and the organic solvent being N-methyl-2-pyrolidone and/or N,N-dimethylacetamide.Type: ApplicationFiled: May 20, 2013Publication date: May 21, 2015Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Toshiki Ichisaka, Takashi Iguchi, Tomoyuki Fukatani, Kazunobu Uchida, Takuji Ishikawa, Norimasa Uesugi, Takahiro Kitahara
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Publication number: 20150017532Abstract: A binder, including a fluoropolymer, the fluoropolymer including a polymerization unit based on vinylidene fluoride and a polymerization unit based on a monomer having an amide group represented by —CO—NRR? (R and R? are the same as or different from each other and each represent a hydrogen atom or an alkyl group optionally having a substituent group) or an amide bond represented by —CO—NR?— (R? represents a hydrogen atom, an alkyl group optionally having a substituent group, or a phenyl group optionally having a substituent group) and having a solution viscosity of 10 to 20,000 mPa·s. Also disclosed is a positive electrode mixture and a negative electrode mixture containing the binder, a positive electrode, a negative electrode and a lithium ion secondary cell.Type: ApplicationFiled: January 24, 2013Publication date: January 15, 2015Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Takashi Iguchi, Takahiro Kitahara, Takuji Ishikawa, Toshiki Ichisaka, Kazunobu Uchida, Tomoyuki Fukatani, Manabu Fujisawa, Kenji Ichikawa
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Patent number: 8689550Abstract: A hydraulic control system that includes a controller that controls the accumulator flow rate control valve and a discharge flow rate of the hydraulic pump, wherein the controller: determines a minimum value among an operation demand flow rate to be demanded by an operation amount of hydraulic actuator operating members, a pump flow rate to be determined by a discharge pressure of the hydraulic pump under a constant horsepower control and a maximum flow rate of the hydraulic pump such that the determined minimum value is an actuator supply flow rate to be supplied to the plurality of hydraulic actuators, and controls the discharge flow rate and the accumulator flow rate so as to supply the actuator supply flow rate corresponding to a total flow rate of the discharge flow rate and the accumulator flow rate.Type: GrantFiled: June 1, 2009Date of Patent: April 8, 2014Assignee: Caterpillar SARLInventors: Atsushi Wada, Keisuke Shirani, Takashi Iguchi
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Publication number: 20110197576Abstract: A hydraulic control system that includes a controller that controls the accumulator flow rate control valve and a discharge flow rate of the hydraulic pump, wherein the controller: determines a minimum value among an operation demand flow rate to be demanded by an operation amount of hydraulic actuator operating members, a pump flow rate to be determined by a discharge pressure of the hydraulic pump under a constant horsepower control and a maximum flow rate of the hydraulic pump such that the determined minimum value is an actuator supply flow rate to be supplied to the plurality of hydraulic actuators, and controls the discharge flow rate and the accumulator flow rate so as to supply the actuator supply flow rate corresponding to a total flow rate of the discharge flow rate and the accumulator flow rate.Type: ApplicationFiled: June 1, 2009Publication date: August 18, 2011Applicant: CATERPILLAR SARLInventors: Atsushi Wada, Keisuke Shirani, Takashi Iguchi