Patents by Inventor Hiromitsu Ikeda
Hiromitsu Ikeda 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: 20240092724Abstract: Provided is a compound that can be used for a resin for a resist having excellent sensitivity, resolution, and etching resistance, or the like, by a compound represented by the following formula (1): (wherein R1 represents a hydrogen atom or a methyl group, R2 represents an aliphatic hydrocarbon group having 1 to 6 carbon atoms, m represents an integer of 0 to 5, and n represents an integer of 0 to 4).Type: ApplicationFiled: October 13, 2023Publication date: March 21, 2024Applicant: Maruzen Petrochemical Co., Ltd.Inventors: Satoshi KAKUTA, Hiromitsu BABA, Teruyo IKEDA, Ryo FUJISAWA, Kazuhiko HABA
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Patent number: 11936044Abstract: A carbon material for a non-aqueous secondary battery containing a graphite capable of occluding and releasing lithium ions, and having a cumulative pore volume at pore diameters in a range of 0.01 ?m to 1 ?m of 0.08 mL/g or more, a roundness, as determined by flow-type particle image analysis, of 0.88 or greater, and a pore diameter to particle diameter ratio (PD/d50 (%)) of 1.8 or less, the ratio being given by equation (1A): PD/d50 (%)=mode pore diameter (PD) in a pore diameter range of 0.01 ?m to 1 ?m in a pore distribution determined by mercury intrusion/volume-based average particle diameter (d50)×100 is provided.Type: GrantFiled: January 5, 2017Date of Patent: March 19, 2024Assignee: MITSUBISHI CHEMICAL CORPORATIONInventors: Shunsuke Yamada, Nobuyuki Ishiwatari, Satoshi Akasaka, Daigo Nagayama, Shingo Morokuma, Koichi Nishio, Iwao Soga, Hideaki Tanaka, Takashi Kameda, Tooru Fuse, Hiromitsu Ikeda
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Patent number: 11919850Abstract: Provided is a compound that can be used for a resin for a resist having excellent sensitivity, resolution, and etching resistance, or the like, by a compound represented by the following formula (1): (wherein R1 represents a hydrogen atom or a methyl group, R2 represents an aliphatic hydrocarbon group having 1 to 6 carbon atoms, m represents an integer of 0 to 5, and n represents an integer of 0 to 4).Type: GrantFiled: February 20, 2019Date of Patent: March 5, 2024Assignee: Maruzen Petrochemical Co., Ltd.Inventors: Satoshi Kakuta, Hiromitsu Baba, Teruyo Ikeda, Ryo Fujisawa, Kazuhiko Haba
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Publication number: 20230352686Abstract: A method for producing a carbon material may include: granulating a raw carbon material by applying mechanical energy comprising impact, compression, friction, and/or shear force. The granulating may be carried out in the presence of a granulating agent. The granulating agent may be liquid during the granulating of the raw carbon material. Alternatively or in addition, the granulating agent may include no organic solvent, an organic solvent having no flash point, or no organic solvent having a flash point of 5° C. or higher.Type: ApplicationFiled: June 9, 2023Publication date: November 2, 2023Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Shunsuke YAMADA, Nobuyuki ISHIWATARI, Satoshi AKASAKA, Daigo NAGAYAMA, Shingo MOROKUMA, Koichi NISHIO, Iwao SOGA, Hideaki TANAKA, Takashi KAMEDA, Tooru FUSE, Hiromitsu IKEDA
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Publication number: 20220123309Abstract: A carbon material may include granulated particles satisfying (1L) and (2L): (1L) the granulated particles are made of a carbonaceous material; and (2L) the granulated particles satisfy the relationship |X1?X|/X1?0.2, wherein X is a volume-based average particle diameter determined by laser diffraction, and X1 is an equivalent circular diameter as determined from a cross-sectional SEM image, provided that the cross-sectional SEM image is a reflected electron image acquired at an acceleration voltage of 10 kV, wherein the carbon material has an average box-counting dimension relative to void regions of 30 particles of 1.55 or greater, as calculated from images obtained by randomly selecting 30 granulated particles from a cross-sectional SEM image of the carbon material, dividing the cross-sectional SEM image of each granulated particle into void regions and non-void regions, and binarizing the image. Such carbon material may be used in electrodes and batteries.Type: ApplicationFiled: December 30, 2021Publication date: April 21, 2022Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Shunsuke YAMADA, Nobuyuki ISHIWATARI, Satoshi AKASAKA, Daigo NAGAYAMA, Shingo MOROKUMA, Koichi NISHIO, Iwao SOGA, Hideaki TANAKA, Takashi KAMEDA, Tooru FUSE, Hiromitsu IKEDA
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Publication number: 20220123310Abstract: A carbon material may include granulated particles made of a carbonaceous material and satisfying (2L): ? X 1 - X ? / X 1 ? 0.2 , ( 2 ? L ) wherein X is a volume-based average particle diameter determined by laser diffraction, and X1 is an equivalent circular diameter determined from a cross-sectional SEM image, which is a reflected electron image acquired at an acceleration voltage of 10 kV, wherein X and X1 are determined from a cross-sectional SEM image, by drawing grid lines to split the minor axis and the major axis of a target granulated particle each into 20 parts to obtain a grid, and using cells in the grid, compartmentalizing the target granulated particle in a compartment.Type: ApplicationFiled: December 30, 2021Publication date: April 21, 2022Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Shunsuke YAMADA, Nobuyuki ISHIWATARI, Satoshi AKASAKA, Daigo NAGAYAMA, Shingo MOROKUMA, Koichi NISHIO, Iwao SOGA, Hideaki TANAKA, Takashi KAMEDA, Tooru FUSE, Hiromitsu IKEDA
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Publication number: 20220123311Abstract: A carbon material may include granulated particles made of a carbonaceous material and satisfying (2L), ? X 1 - X ? / X 1 ? 0.2 , ( 2 ? L ) wherein X is a volume-based average particle diameter determined by laser diffraction, and X1 is an equivalent circular diameter determined from a cross-sectional SEM image, which is a reflected electron image acquired at 10 kV, wherein the carbon material has an average inter-void distance Z of 30 granulated particles randomly selected from a cross-sectional SEM image of the carbon material, as Zave, and wherein the carbon material has volume-based average particle diameter X determined by laser diffraction in a Zave/X ratio of 0.060 or less.Type: ApplicationFiled: December 30, 2021Publication date: April 21, 2022Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Shunsuke YAMADA, Nobuyuki ISHIWATARI, Satoshi AKASAKA, Daigo NAGAYAMA, Shingo MOROKUMA, Koichi NISHIO, Iwao SOGA, Hideaki TANAKA, Takashi KAMEDA, Tooru FUSE, Hiromitsu IKEDA
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Publication number: 20220123308Abstract: A carbon material may satisfying inequality (1K): 10.914 > 5 ? x k - y k - 0.0087 ? a , ( 1 ? K ) wherein a is a volume-based average particle diameter in um of the carbon material, xk is a true density in g/cm3 of the carbon material, and yk is a value determined by equation (2K): y k = D 100 - D T , ( 2 ? K ) wherein D100 is density in g/cm3 of carbon material under uniaxial load of 100 kgf/3.14 cm2, and DT is tap density of carbon material in g/cm3. Such carbon materials may be used in electrodes and batteries.Type: ApplicationFiled: December 30, 2021Publication date: April 21, 2022Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Shunsuke YAMADA, Nobuyuki ISHIWATARI, Satoshi AKASAKA, Daigo NAGAYAMA, Shingo MOROKUMA, Koichi NISHIO, Iwao SOGA, Hideaki TANAKA, Takashi KAMEDA, Tooru FUSE, Hiromitsu IKEDA
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Publication number: 20220013779Abstract: A negative electrode material for a nonaqueous secondary battery which contains a graphite that contains an amorphous carbonaceous material in at least a part of the surface; has a cumulative pore volume of 0.100 mL/g or less in a pore size range of 0.01 ?m to 1 ?m; and satisfies at least one of the following conditions (1) and (2) in a DTA curve obtained by differential thermal analysis (DTA) in an air stream: (1) the negative electrode material has no exothermic peak in a temperature range of 550° C. to 650° C.; and (2) the negative electrode material has an exothermic peak in a temperature range of 550° C. to 650° C., and the area of the exothermic peak is larger than 0 ?V·s/mg but 90 ?V·s/mg or smaller; a negative electrode for a nonaqueous secondary battery, which contains the same; and a nonaqueous secondary battery are provided.Type: ApplicationFiled: September 28, 2021Publication date: January 13, 2022Applicant: Mitsubishi Chemical CorporationInventors: Shunsuke YAMADA, Nobuyuki ISHIWATARI, Tomohiro SATO, Hiroaki YOSHIDA, Akihiro KATO, Masakazu YOKOMIZO, Hiromitsu IKEDA, Hiroki SATO
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Publication number: 20170187041Abstract: A carbon material for a non-aqueous secondary battery containing a graphite capable of occluding and releasing lithium ions, and having a cumulative pore volume at pore diameters in a range of 0.01 ?m to 1 ?m of 0.08 mL/g or more, a roundness, as determined by flow-type particle image analysis, of 0.88 or greater, and a pore diameter to particle diameter ratio (PD/d50 (%)) of 1.8 or less, the ratio being given by equation (1A): PD/d50 (%)=mode pore diameter (PD) in a pore diameter range of 0.01 ?m to 1 ?m in a pore distribution determined by mercury intrusion/volume-based average particle diameter (d50)×100 is provided.Type: ApplicationFiled: January 5, 2017Publication date: June 29, 2017Applicant: MITSUBISHI CHEMICAL CORPORATIONInventors: Shunsuke YAMADA, Nobuyuki ISHIWATARI, Satoshi AKASAKA, Daigo NAGAYAMA, Shingo MOROKUMA, Koichi NISHIO, Iwao SOGA, Hideaki TANAKA, Takashi KAMEDA, Tooru FUSE, Hiromitsu IKEDA
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Patent number: 8231404Abstract: An electric connection box includes: a case and a wired insulating plate with electric wires laid thereon and accommodated in the case. The electric wires are respectively connected to a plurality of press-contact terminals secured on the wired insulating plate, the plurality of press-contact terminals project to the outside through the case on the side of a front surface of the wired insulating plate. The case integrally includes connector peripheral wall portions configured to surround the plurality of press-contact terminals projecting to the outside. The electric connection box also includes joining and fixing portions positioned on both sides of an alignment of the plurality of press-contact terminals in the longitudinal direction that fix the wired insulating plate and the case with respect to each other.Type: GrantFiled: September 10, 2010Date of Patent: July 31, 2012Assignee: Sumitomo Wiring Systems, Ltd.Inventor: Hiromitsu Ikeda
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Publication number: 20110136377Abstract: An electric connection box includes: a case and a wired insulating plate with electric wires laid thereon and accommodated in the case. The electric wires are respectively connected to a plurality of press-contact terminals secured on the wired insulating plate, the plurality of press-contact terminals project to the outside through the case on the side of a front surface of the wired insulating plate. The case integrally includes connector peripheral wall portions configured to surround the plurality of press-contact terminals projecting to the outside. The electric connection box also includes joining and fixing portions positioned on both sides of an alignment of the plurality of press-contact terminals in the longitudinal direction that fix the wired insulating plate and the case with respect to each other.Type: ApplicationFiled: September 10, 2010Publication date: June 9, 2011Applicant: SUMITOMO WIRING SYSTEMS, LTD.Inventor: Hiromitsu Ikeda