Patents by Inventor Kiyoshi Oketani
Kiyoshi Oketani 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: 11052150Abstract: It is an object of the present invention to provide a pharmaceutical composition comprising an anti-fractalkine antibody that provides therapeutically effective improvement to Crohn's disease, after the administration thereof to a human subject, and a method for treating Crohn's disease. Provided is a pharmaceutical composition for treating Crohn's disease. The present pharmaceutical composition comprises an anti-fractalkine antibody and a pharmaceutically acceptable excipient, and is used, such that the anti-fractalkine antibody is intravenously administered to a human at a dose of at least 10 mg/kg of human body weight in a method for treating Crohn's disease.Type: GrantFiled: April 12, 2018Date of Patent: July 6, 2021Assignee: Eisai R&D Management Co., Ltd.Inventors: Nobuyuki Yasuda, Kiyoshi Oketani, Hiroko Baba, Tomohisa Nakano, Masahiko Mori
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Publication number: 20180303933Abstract: It is an object of the present invention to provide a pharmaceutical composition comprising an anti-fractalkine antibody that provides therapeutically effective improvement to Crohn's disease, after the administration thereof to a human subject, and a method for treating Crohn's disease. Provided is a pharmaceutical composition for treating Crohn's disease. The present pharmaceutical composition comprises an anti-fractalkine antibody and a pharmaceutically acceptable excipient, and is used, such that the anti-fractalkine antibody is intravenously administered to a human at a dose of at least 10 mg/kg of human body weight in a method for treating Crohn's disease.Type: ApplicationFiled: April 12, 2018Publication date: October 25, 2018Inventors: Nobuyuki Yasuda, Kiyoshi Oketani, Hiroko Baba, Tomohisa Nakano, Masahiko Mori
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Patent number: 7781452Abstract: A compound represented by the following general formula (1), or a salt or hydrate thereof: [Formula 1] wherein R1 represents a C1-C6 alkyl group or C2-C6 alkynyl group which may be substituted, or a phenyl group which may be substituted, R2 represents a hydrogen atom or a C1-C6 alkyl group, R3 represents methyl or ethyl group, R4 represents a C1-C6 alkyl group, R5 represents a hydrogen atom, provided that a compound wherein R1 is a C1-C6 alkyl group unsubstituted or substituted with a halogen atom and R2 is a hydrogen atom is excluded.Type: GrantFiled: March 22, 2006Date of Patent: August 24, 2010Assignee: Eisai R&D Management Co., Ltd.Inventors: Shuhei Miyazawa, Hitoshi Harada, Hideaki Fujisaki, Atsuhiko Kubota, Kotaro Kodama, Junichi Nagakawa, Kiyoshi Oketani, Nobuhisa Watanabe
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Publication number: 20060167041Abstract: A compound represented by the following general formula (1), or a salt or hydrate thereof: [Formula 1] wherein R1 represents a C1-C6 alkyl group or C2-C6 alkynyl group which may be substituted, or a phenyl group which may be substituted, R2 represents a hydrogen atom or a C1-C6 alkyl group, R3 represents methyl or ethyl group, R4 represents a C1-C6 alkyl group, R5 represents a hydrogen atom, provided that a compound wherein R1 is a C1-C6 alkyl group unsubstituted or substituted with a halogen atom and R2 is a hydrogen atom is excluded.Type: ApplicationFiled: March 22, 2006Publication date: July 27, 2006Inventors: Shuhei Miyazawa, Hitoshi Harada, Hideaki Fujisaki, Atsuhiko Kubota, Kotaro Kodama, Junichi Nagakawa, Kiyoshi Oketani, Nobuhisa Watanabe
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Publication number: 20050272764Abstract: A compound represented by the following general formula (1), or a salt or hydrate thereof: wherein R1 represents a C1-C6 alkyl group or C2-C6 alkynyl group which may be substituted, or a phenyl group which may be substituted, R2 represents a hydrogen atom or a C1-C6 alkyl group, R3 represents methyl or ethyl group, R4 represents a C1-C6 alkyl group, R5 represents a hydrogen atom, provided that a compound wherein R1 is a C1-C6 alkyl group unsubstituted or substituted with a halogen atom and R2 is a hydrogen atom is excluded.Type: ApplicationFiled: April 21, 2005Publication date: December 8, 2005Inventors: Shuhei Miyazawa, Hitoshi Harada, Hideaki Fujisaki, Atsuhiko Kubota, Kotaro Kodama, Junichi Nagakawa, Kiyoshi Oketani, Nobuhisa Watanabe
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Patent number: 5998445Abstract: Pyridine derivatives useful for preventing or treating peptic ulcers, pharmaceutical preparations and methods of treating peptic ulcers are described.Type: GrantFiled: July 9, 1996Date of Patent: December 7, 1999Assignee: Eisai Co., Ltd.Inventors: Shigeru Souda, Norihiro Ueda, Shuhei Miyazawa, Katsuya Tagami, Seiichiro Nomoto, Makoto Okita, Naoyuki Shimomura, Toshihiko Kaneko, Masatoshi Fujimoto, Manabu Murakami, Kiyoshi Oketani, Hideaki Fujisaki, Hisashi Shibata, Tsuneo Wakabayashi
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Patent number: 5840910Abstract: Pyridine derivatives useful for preventing or treating peptic ulcers, pharmaceutical preparations and methods of treating peptic ulcers are disclosed.Type: GrantFiled: December 6, 1994Date of Patent: November 24, 1998Assignee: Esai Co., Ltd.Inventors: Shigeru Souda, Norihiro Ueda, Shuhei Miyazawa, Katsuya Tagami, Seiichiro Nomoto, Makoto Okita, Naoyuki Shimomura, Toshihiko Kaneko, Masatoshi Fujimoto, Manabu Murakami, Kiyoshi Oketani, Hideaki Fujisaki, Hisashi Shibata, Tsuneo Wakabayashi
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Patent number: 5708013Abstract: A pyridine compound having the formula is disclosed and useful to treat the peptic ulcer. ##STR1## wherein R.sup.1 and R.sup.2 which may be the same or different are each a hydrogen atom, a lower alkyl group, a lower alkoxy group, a halogenated lower alkyl group, or a halogen atom, R.sup.3 and R.sup.4 which may be the same or different are each a hydrogen atom or a lower alkyl group, X is a group represented by the formula --S--, a group represented by the formula ##STR2## or a group represented by the formula ##STR3## and n is an integer of 1 to 6, provided that R.sup.3 and R.sup.4 are not simultaneously hydrogen atoms when n is 1.Type: GrantFiled: August 21, 1995Date of Patent: January 13, 1998Assignee: Eisai Co., Ltd.Inventors: Shigeru Souda, Norihiro Ueda, Shuhei Miyazawa, Katsuya Tagami, Seiichiro Nomoto, Makoto Okita, Naoyuki Shimomura, Toshihiko Kaneko, Masatoshi Fujimoto, Manabu Murakami, Kiyoshi Oketani, Hideaki Fujisaki, Hisashi Shibata, Tsuneo Wakabayashi
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Patent number: 5635519Abstract: A benzothiazole derivative or a pharmacologically acceptable salt thereof of the following formula, as defined in the claims, which is useful as a preventive or therapeutic agent for diseases on which functions of suppressing leukotrienes and thromboxanes production are effective: ##STR1##Type: GrantFiled: February 15, 1995Date of Patent: June 3, 1997Assignee: Eisai Co., Ltd.Inventors: Yasushi Okamoto, Katsuya Tagami, Shigeki Hibi, Hirotoshi Numata, Naoki Kobayashi, Masanobu Shinoda, Tetsuya Kawahara, Manabu Murakami, Kiyoshi Oketani, Takashi Inoue, Takashi Yamanaka, Isao Yamatsu
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Patent number: 5420144Abstract: A benzothiazole derivative or a pharmacologically acceptable salt thereof which is useful as a preventive or therapeutic agent for diseases on which functions of suppressing leukotrienes and thromboxanes production are effective.Type: GrantFiled: November 5, 1993Date of Patent: May 30, 1995Assignee: Eisai Co., Ltd.Inventors: Yasushi Okamoto, Katsuya Tagami, Shigeki Hibi, Hirotoshi Numata, Naoki Kobayashi, Masanobu Shinoda, Tetsuya Kawahara, Manabu Murakami, Kiyoshi Oketani, Takashi Inoue, Takashi Yamanaka, Isao Yamatsu
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Patent number: 5300518Abstract: A benzothiazole derivative or a pharmacologically acceptable salt thereof which is useful as a preventive or therapeutic agent for diseases on which functions of suppressing leukotrienes and thromboxanes production are effective.A benzothiazole derivative represented by the following general formula (I): ##STR1## wherein R.sup.1 and R.sup.3 are either the same or different and represents a hydrogen atom, a lower alkyl group or a lower alkoxy group; R.sup.4 represents a group represented by the formula --(CH.sub.x)--.sub.q wherein q is a integer of from 1 to 4;R.sup.2 represents a hydrogen atom and;R.sup.5 and R.sup.6 are the same or different and each represent a hydrogen atom or a lower alkyl group; or a pharmacologically acceptable salt thereof.Type: GrantFiled: March 31, 1992Date of Patent: April 5, 1994Assignee: Eisai Co., Ltd.Inventors: Yasushi Okamoto, Katsuya Tagami, Shigeki Hibi, Hirotoshi Numata, Naoki Kobayashi, Masanobu Shinoda, Tetsuya Kawahara, Manabu Murakami, Kiyoshi Oketani, Takashi Inoue, Takashi Yamanaka, Isao Yamatsu
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Patent number: 5239079Abstract: A pyridinium salt is useful as an antiulcer and is defined by the following formula. It includes a sulphenamide compound and a pyridinium compound. J is benzoimidazole, K is --S-- or --SSR, Z is hydroxy or oxyalkyl.Type: GrantFiled: August 13, 1992Date of Patent: August 24, 1993Assignee: Eisai Co., Ltd.Inventors: Shigeru Souda, Shuhei Miyazawa, Norihiro Ueda, Katsuya Tagami, Seiichiro Nomoto, Makoto Okita, Naoyuki Shimomura, Toshihiko Kaneko, Masatoshi Fujimoto, Manabu Murakami, Kiyoshi Oketani, Hideaki Fujisaki, Hisashi Shibata, Tsuneo Wakabayashi
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Patent number: 5162317Abstract: A pyridinium salt useful as an antiulcer agent, defined by formula (I) is disclosed. It includes a sulphenamide compound and a pyridinium compound. J is benzimidazole, K is --S-- or --SSR-- and Z is hydroxy or alkoxy.Type: GrantFiled: December 5, 1989Date of Patent: November 10, 1992Assignee: Esai Co., Ltd.Inventors: Shigeru Souda, Shuhei Miyazawa, Norihiro Ueda, Katsuya Tagami, Seiichiro Nomoto, Makoto Okita, Naoyuki Shimomura, Toshihiko Kaneko, Masatoshi Fujimoto, Manabu Murakami, Kiyoshi Oketani, Hideaki Fujisaki, Hisashi Shibata, Tsuneo Wakabayashi
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Patent number: 5045552Abstract: Pyridine derivatives useful for preventing or treating peptic ulcers, pharmaceutical preparations and methods of treating peptic ulcers are described.Type: GrantFiled: December 28, 1989Date of Patent: September 3, 1991Assignee: Eisai Co., Ltd.Inventors: Shigeru Souda, Norihiro Ueda, Shuhei Miyazawa, Katsuya Tagami, Seiichiro Nomoto, Makoto Okita, Naoyuki Shimomura, Toshihiko Kaneko, Masatoshi Fujimoto, Manabu Murakami, Kiyoshi Oketani, Hideaki Fujisaki, Hisashi Shibata, Tsuneo Wakabayashi
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Patent number: 4888439Abstract: A novel polyprenyl compound is identified with the formula and useful for a pharmaceutical drag. ##STR1## wherein X represents a group of the formula: ##STR2## (wherein R.sup.1 and R.sup.2, which may be the same or different, represent each a hydrogen atom, a lower alkyl group, a hydroxyalkyl group, or a lower alkenyl group); a group of the formula: ##STR3## (wherein A including the nitrogen atom shown represents a ring containing nitrogen and oxygen atoms); or a group of the formula: ##STR4## (wherein R.sup.3 represents a hydrogen atom or a lower alkyl group, and R.sup.4 represents a lower alkyl group); Y represents a group of the formula: ##STR5## or a group of the formula: ##STR6## (wherein R.sup.5 represents a hydrogen atom or a lower alkyl group), and n represents an integer of from 2 to 5.Type: GrantFiled: May 1, 1985Date of Patent: December 19, 1989Assignee: Eisai Co., Ltd.Inventors: Isao Yamatsu, Takeshi Suzuki, Shinya Abe, Kouji Nakamoto, Akiharu Kajiwara, Manabu Murakami, Kiyoshi Oketani, Hideaki Fujisaki
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Patent number: 4782151Abstract: A novel polyprenyl compound is identified with the formula and useful for a pharmaceutical drag. ##STR1## wherein X represents a group of the formula: ##STR2## (wherein R.sup.1 and R.sup.2, which may be the same or differnt, represent each a hydrogen atom, a lower alkyl group, a hydroxyalkyl group, or a lower alkenyl group); a group of the formula: ##STR3## (wherein A including the nitrogen atom shown represents a ring containing nitrogen and oxygen atoms); or a group of the formula: ##STR4## (wherein R.sup.3 represents a hydrogen atom or a lower alkyl group, and R.sup.4 represents a lower alkyl group); Y represents a group of the formula: ##STR5## or a group of the formula: ##STR6## (wherein R.sup.5 represents a hydrogen atom or a lower alkyl group), and n represents an integer of from 2 to 5.Type: GrantFiled: January 29, 1988Date of Patent: November 1, 1988Assignee: Eisai Co., Ltd.Inventors: Isao Yamatsu, Takeshi Suzuki, Shinya Abe, Kouji Nakamoto, Akiharu Kajiwara, Manabu Murakami, Kiyoshi Oketani, Hideaki Fujisaki
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Patent number: 4382151Abstract: 6,10,14,18-Tetramethyl-5,9,13,17-nonadecatetraene-2-ols of the general formula: ##STR1##Type: GrantFiled: August 27, 1981Date of Patent: May 3, 1983Assignee: Eisai Co., Ltd.Inventors: Isao Yamatsu, Yuichi Inai, Shinya Abe, Takeshi Suzuki, Toshiharu Ohgoh, Manabu Murakami, Kiyoshi Oketani, Hideaki Fujisaki