Patents by Inventor Jun Mikami
Jun Mikami 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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Patent number: 11784313Abstract: Provided is a slurry composition for a secondary battery electrode that has excellent fibrous carbon nanomaterial dispersibility and is capable of forming an electrode mixed material layer having excellent close adherence to a current collector. The slurry composition is obtained using a conductive material paste composition for a secondary battery electrode that contains a fibrous carbon nanomaterial, a binder, and a solvent. The binder includes a first copolymer that includes an alkylene structural unit and a nitrile group-containing monomer unit and has a weight average molecular weight of at least 170,000 and less than 1,500,000.Type: GrantFiled: September 27, 2016Date of Patent: October 10, 2023Assignee: ZEON CORPORATIONInventors: Taku Matsumura, Jun Mikami
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Patent number: 11192979Abstract: The present invention provides a polyamide composition containing 50 to 99 parts by mass of an aliphatic polyamide (1A) formed from a diamine and a dicarboxylic acid, and 1 to 50 parts by mass of a semi-aromatic polyamide (1B) containing a dicarboxylic acid unit that includes at least 75 mol % of isophthalic acid and a diamine unit that includes at least 50 mol % of a diamine of 4 to 10 carbon atoms, wherein the tan ? peak temperature of the polyamide composition is at least 90° C., and the weight average molecular weight Mw of the polyamide composition satisfies 15,000?Mw?35,000. The invention also provides a molded article or the like formed using the polyamide composition.Type: GrantFiled: March 30, 2018Date of Patent: December 7, 2021Assignee: ASAHI KASEI KABUSHIKI KAISHAInventors: Shinji Ieda, Koichi Nagase, Hisho Yamada, Jun Mikami, Takayuki Wakita, Yoshifumi Araki, Kimiaki Kawatani, Tomoyo Okumura, Yoshikimi Kondo, Kazunori Terada
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Publication number: 20200087458Abstract: The present invention provides a polyamide composition containing 50 to 99 parts by mass of an aliphatic polyamide (1A) formed from a diamine and a dicarboxylic acid, and 1 to 50 parts by mass of a semi-aromatic polyamide (1B) containing a dicarboxylic acid unit that includes at least 75 mol % of isophthalic acid and a diamine unit that includes at least 50 mol % of a diamine of 4 to 10 carbon atoms, wherein the tan ? peak temperature of the polyamide composition is at least 90° C., and the weight average molecular weight Mw of the polyamide composition satisfies 15,000?Mw?35,000. The invention also provides a molded article or the like formed using the polyamide composition.Type: ApplicationFiled: March 30, 2018Publication date: March 19, 2020Applicant: ASAHI KASEI KABUSHIKI KAISHAInventors: Shinji IEDA, Koichi NAGASE, Hisho YAMADA, Jun MIKAMI, Takayuki WAKITA, Yoshifumi ARAKI, Kimiaki KAWATANI, Tomoyo OKUMURA, Yoshikimi KONDO, Kazunori TERADA
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Patent number: 10388961Abstract: Provided are a binder composition for a secondary battery electrode that enables favorable dispersion of a conductive material when used in production of a slurry composition for a secondary battery electrode, and a slurry composition for a secondary battery electrode in which a conductive material is favorably dispersed. The binder composition for a secondary battery electrode contains a solvent and a copolymer including an alkylene structural unit and a nitrile group-containing monomer unit. The copolymer has a Mooney viscosity (ML1+4, 100° C.) of 40 or less. The slurry composition for a secondary battery electrode contains an electrode active material, a conductive material, the aforementioned binder composition for a secondary battery electrode, and a polymer other than the aforementioned copolymer.Type: GrantFiled: July 12, 2016Date of Patent: August 20, 2019Assignee: ZEON CORPORATIONInventors: Mayumi Fukumine, Jun Mikami, Tomoya Murase
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Publication number: 20180277848Abstract: Provided is a slurry composition for a secondary battery electrode that has excellent fibrous carbon nanomaterial dispersibility and is capable of forming an electrode mixed material layer having excellent close adherence to a current collector. The slurry composition is obtained using a conductive material paste composition for a secondary battery electrode that contains a fibrous carbon nanomaterial, a binder, and a solvent. The binder includes a first copolymer that includes an alkylene structural unit and a nitrile group-containing monomer unit and has a weight average molecular weight of at least 170,000 and less than 1,500,000.Type: ApplicationFiled: September 27, 2016Publication date: September 27, 2018Applicant: ZEON CORPORATIONInventors: Taku MATSUMURA, Jun MIKAMI
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Publication number: 20180198126Abstract: Provided are a binder composition for a secondary battery electrode that enables favorable dispersion of a conductive material when used in production of a slurry composition for a secondary battery electrode, and a slurry composition for a secondary battery electrode in which a conductive material is favorably dispersed. The binder composition for a secondary battery electrode contains a solvent and a copolymer including an alkylene structural unit and a nitrile group-containing monomer unit. The copolymer has a Mooney viscosity (ML1+4, 100° C.) of 40 or less. The slurry composition for a secondary battery electrode contains an electrode active material, a conductive material, the aforementioned binder composition for a secondary battery electrode, and a polymer other than the aforementioned copolymer.Type: ApplicationFiled: July 12, 2016Publication date: July 12, 2018Applicant: ZEON CORPORATIONInventors: Mayumi FUKUMINE, Jun MIKAMI, Tomoya MURASE
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Patent number: 9897192Abstract: A lubricating structure for a speed reducer includes: a case; a first reduction gear pair provided inside the case; a second reduction gear pair provided inside the case; a first catch tank arranged inside the case; a second catch tank arranged inside the case; a partition member that includes a partition wall that partitions an inside of the case into a first accommodation space in which the first reduction gear pair is accommodated and a second accommodation space in which the second reduction gear pair is accommodated; a first oil passage communicating with the first accommodation space and configured to guide lubricating oil to the first catch tank; a second oil passage communicating with the second accommodation space and configured to guide lubricating oil to the second catch tank; and a communication port provided in the partition member and communicating the first oil passage with the second oil passage.Type: GrantFiled: October 29, 2015Date of Patent: February 20, 2018Assignees: AISIN SEIKI KABUSHIKI KAISHA, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yasuaki Tahara, Noriaki Nonaka, Yoshifumi Ashihara, Jun Mikami, Satori Ito, Daichi Kosaka, Yoshihiro Ikushima, Masaya Michishita, Atsushi Kajikawa
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Patent number: 9856971Abstract: A lubricating structure for a speed reducer includes: a case; a reduction gear provided inside the case, the reduction gear being configured to rotate around a rotation axis; a catch tank configured to store part of lubricating oil scooped up by the reduction gear; an oil passage provided in the side wall, the oil passage being configured to guide the lubricating oil, scooped up by the reduction gear, to the catch tank; a rib formed on the side wall so as to radially extend, the rib being configured to guide the scooped-up lubricating oil toward a radially inner side; and a groove provided at an end edge of the rib of the side wall, the lubricating oil trapped by the rib being introduced into the groove, and the groove communicating with the lubricating oil supply object.Type: GrantFiled: October 29, 2015Date of Patent: January 2, 2018Assignees: AISIN SEIKI KABUSHIKI KAISHA, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Jun Mikami, Noriaki Nonaka, Tsuyoshi Kimura, Yasuaki Tahara, Atsushi Kajikawa, Masaya Michishita, Yoshihiro Ikushima
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Patent number: 9746068Abstract: A partition member including a bearing portion that supports a bearing for a first drive gear and a bearing for a second driven gear includes a partition wall portion. In the partition wall portion, a scoop-up wall that scoops up lubricating oil in cooperation with at least one of a first driven gear and the second driven gear is provided near the at least one of the first driven gear and the second driven gear, and a rib for reinforcing stiffness of the bearing portion is provided on a back face of the scoop-up wall.Type: GrantFiled: December 27, 2015Date of Patent: August 29, 2017Assignees: AISIN SEIKI KABUSHIKI KAISHA, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yasuaki Tahara, Tsuyoshi Kimura, Jun Mikami, Noriaki Nonaka, Masaya Michishita
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Publication number: 20160186854Abstract: A partition member including a bearing portion that supports a bearing for a first drive gear and a bearing for a second driven gear includes a partition wall portion. In the partition wall portion, a scoop-up wall that scoops up lubricating oil in cooperation with at least one of a first driven gear and the second driven gear is provided near the at least one of the first driven gear and the second driven gear, and a rib for reinforcing stiffness of the bearing portion is provided on a back face of the scoop-up wall.Type: ApplicationFiled: December 27, 2015Publication date: June 30, 2016Applicants: Aisin Seiki Kabushiki Kaisha, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yasuaki TAHARA, Tsuyoshi KIMURA, Jun MIKAMI, Noriaki NONAKA, Masaya MICHISHITA
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Publication number: 20160123454Abstract: A lubricating structure for a speed reducer includes: a case; a first reduction gear pair provided inside the case; a second reduction gear pair provided inside the case; a first catch tank arranged inside the case; a second catch tank arranged inside the case; a partition member that includes a partition wall that partitions an inside of the case into a first accommodation space in which the first reduction gear pair is accommodated and a second accommodation space in which the second reduction gear pair is accommodated; a first oil passage communicating with the first accommodation space and configured to guide lubricating oil to the first catch tank; a second oil passage communicating with the second accommodation space and configured to guide lubricating oil to the second catch tank; and a communication port provided in the partition member and communicating the first oil passage with the second oil passage.Type: ApplicationFiled: October 29, 2015Publication date: May 5, 2016Applicants: AISIN SEIKI KABUSHIKI KAISHA, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yasuaki TAHARA, Noriaki NONAKA, Yoshifumi ASHIHARA, Jun MIKAMI, Satori ITO, Daichi KOSAKA, Yoshihiro IKUSHIMA, Masaya MICHISHITA, Atsushi KAJIKAWA
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Publication number: 20160123455Abstract: A lubricating structure for a speed reducer includes: a case; a reduction gear provided inside the case, the reduction gear being configured to rotate around a rotation axis; a catch tank configured to store part of lubricating oil scooped up by the reduction gear; an oil passage provided in the side wall, the oil passage being configured to guide the lubricating oil, scooped up by the reduction gear, to the catch tank; a rib formed on the side wall so as to radially extend, the rib being configured to guide the scooped-up lubricating oil toward a radially inner side; and a groove provided at an end edge of the rib of the side wall, the lubricating oil trapped by the rib being introduced into the groove, and the groove communicating with the lubricating oil supply object.Type: ApplicationFiled: October 29, 2015Publication date: May 5, 2016Applicants: AISIN SEIKI KABUSHIKI KAISHA, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Jun MIKAMI, Noriaki NONAKA, Tsuyoshi KIMURA, Yasuaki TAHARA, Atsushi KAJIKAWA, Masaya MICHISHITA, Yoshihiro IKUSHIMA
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Patent number: 8023097Abstract: A liquid crystal panel 11 includes a pair of substrates 18, 19, liquid crystal 20 disposed between the substrates 18, 19, and alignment films 30, 36 provided on the opposed surfaces of the substrates 18, 19. After formation of the alignment film 30 or 36 is completed in a manufacturing process, it is checked by an inspection process whether a pinhole H is formed on the alignment film 30, 36, and further the position of the pinhole H is detected. Thereafter, an alignment film repair filler 50 is applied to the pinhole H by a repair process, so that the pinhole H is repaired.Type: GrantFiled: August 3, 2010Date of Patent: September 20, 2011Assignee: Sharp Kabushiki KaishaInventors: Noriaki Onishi, Kimitaka Ohhata, Jun Mikami
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Patent number: 7880844Abstract: A liquid crystal panel 11 includes a pair of substrates 18, 19, liquid crystal 20 disposed between the substrates 18, 19, and alignment films 30, 36 provided on the opposed surfaces of the substrates 18, 19. After formation of the alignment film 30 or 36 is completed in a manufacturing process, it is checked by an inspection process whether a pinhole H is formed on the alignment film 30, 36, and further the position of the pinhole H is detected. Thereafter, an alignment film repair filler 50 is applied to the pinhole H by a repair process, so that the pinhole H is repaired.Type: GrantFiled: September 19, 2008Date of Patent: February 1, 2011Assignee: Sharp Kabushiki KaishaInventors: Noriaki Onishi, Kimitaka Ohhata, Jun Mikami
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Publication number: 20100294417Abstract: A liquid crystal panel 11 includes a pair of substrates 18, 19, liquid crystal 20 disposed between the substrates 18, 19, and alignment films 30, 36 provided on the opposed surfaces of the substrates 18, 19. After formation of the alignment film 30 or 36 is completed in a manufacturing process, it is checked by an inspection process whether a pinhole H is formed on the alignment film 30, 36, and further the position of the pinhole H is detected. Thereafter, an alignment film repair filler 50 is applied to the pinhole H by a repair process, so that the pinhole H is repaired.Type: ApplicationFiled: August 3, 2010Publication date: November 25, 2010Applicant: Sharp Kabushiki KaishaInventors: Noriaki Onishi, Kimitaka Ohhata, Jun Mikami