Patents by Inventor Yoko Masuzawa
Yoko Masuzawa 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: 9192624Abstract: The present invention aims to provide a medical material which is safe for the live body, has high biocompatibility and is useful for promotion of cell differentiation. The present invention produces a medical material for promoting cell differentiation, which contains polyamino acid as a main component, wherein the polyamino acid contains at least one kind of amino acid residue selected from the group consisting of an alanine residue, a valine residue, a leucine residue, an isoleucine residue, a phenylalanine residue, a glycine residue, a glutamine residue, an aspartic acid residue optionally containing a protecting group in the side chain, a tyrosine residue optionally containing a protecting group in the side chain, a tryptophan residue optionally containing a protecting group in the side chain, a lysine residue optionally containing a protecting group in the side chain, and a glutamic acid residue optionally containing a protecting group in the side chain.Type: GrantFiled: June 6, 2013Date of Patent: November 24, 2015Assignee: AJINOMOTO CO., INC.Inventors: Manabu Kitazawa, Satoru Ohashi, Yoko Masuzawa, Kousaku Ohkawa, Yasuhiko Tabata
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Publication number: 20130266620Abstract: The present invention aims to provide a medical material which is safe for the live body, has high biocompatibility and is useful for promotion of cell differentiation. The present invention produces a medical material for promoting cell differentiation, which contains polyamino acid as a main component, wherein the polyamino acid contains at least one kind of amino acid residue selected from the group consisting of an alanine residue, a valine residue, a leucine residue, an isoleucine residue, a phenylalanine residue, a glycine residue, a glutamine residue, an aspartic acid residue optionally containing a protecting group in the side chain, a tyrosine residue optionally containing a protecting group in the side chain, a tryptophan residue optionally containing a protecting group in the side chain, a lysine residue optionally containing a protecting group in the side chain, and a glutamic acid residue optionally containing a protecting group in the side chain.Type: ApplicationFiled: June 6, 2013Publication date: October 10, 2013Inventors: Manabu Kitazawa, Satoru Ohashi, Yoko Masuzawa, Kousaku Ohkawa, Yasuhiko Tabata
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Patent number: 8299064Abstract: The present invention provides a fused polycyclic compound of the following formula, analogues thereof and pharmaceutically acceptable salts thereof; and agents for increasing the sugar-transporting capacity, hypoglycemic agents and pharmaceutical compositions containing the above compounds. This fused polycyclic compound has high medicinal properties and few side-effects, and a therapeutic effect on diabetes. wherein R represents an alkoxy group, R? represents an oxazolylpropionyl group or a thiazolylpropionyl group, and R? represent a hydrogen atom.Type: GrantFiled: March 4, 2011Date of Patent: October 30, 2012Assignee: Ajinomoto Co., Inc.Inventors: Ryusuke Hirama, Seiji Niwa, Hideyuki Tanaka, Toshihiro Hatanaka, Yoko Masuzawa, Akiyo Yamazaki, Takao Ikenoue, Nobuo Kondo, Wataru Miyanaga, Masaru Takayanagi
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Publication number: 20110160191Abstract: The present invention provides a fused polycyclic compound of the following formula, analogues thereof and pharmaceutically acceptable salts thereof; and agents for increasing the sugar-transporting capacity, hypoglycemic agents and pharmaceutical compositions containing the above compounds. This fused polycyclic compound has high medicinal properties and few side-effects, and a therapeutic effect on diabetes. wherein R represents an alkoxy group, R? represents an oxazolylpropionyl group or a thiazolylpropionyl group, and R? represent a hydrogen atom.Type: ApplicationFiled: March 4, 2011Publication date: June 30, 2011Applicant: Ajinomoto Co., Inc.Inventors: Ryusuke HIRAMA, Seiji Niwa, Hideyuki Tanaka, Toshihiro Hatanaka, Yoko Masuzawa, Akiyo Yamazaki, Takao Ikenoue, Nobuo Kondo, Wataru Miyanaga, Masaru Takayanagi
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Patent number: 7928101Abstract: The present invention provides a fused polycyclic compound of the following formula, analogues thereof and pharmaceutically acceptable salts thereof; and agents for increasing the sugar-transporting capacity, hypoglycemic agents and pharmaceutical compositions containing the above compounds. This fused polycyclic compound has high medicinal properties and few side-effects, and a therapeutic effect on diabetes. wherein R represents an alkoxy group, R? represents an oxazolylpropionyl group or a thiazolylpropionyl group, and R? represent a hydrogen atom.Type: GrantFiled: May 1, 2006Date of Patent: April 19, 2011Assignee: Ajinomoto Co., Inc.Inventors: Ryusuke Hirama, Seiji Niwa, Hideyuki Tanaka, Toshihiro Hatanaka, Yoko Masuzawa, Akiyo Yamazaki, Takao Ikenoue, Nobuo Kondo, Wataru Miyanaga, Masaru Takayanagi
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Patent number: 7632830Abstract: An agent for increasing the sugar-transporting capacity and an agent for preventing and/or treating diabetes, diabetic peripheral neuropathy, diabetic nephropathy, diabetic retinopathy, diabetic macroangiopathy, impaired glucose tolerance or adiposis, which contains a lactam compound or a pharmaceutically acceptable salt thereof as the active ingredient.Type: GrantFiled: November 30, 2007Date of Patent: December 15, 2009Assignee: Ajinomoto Co., Inc.Inventors: Yukio Iino, Takao Ikenoue, Nobuo Kondo, Hiroyuki Matsueda, Toshihiro Hatanaka, Ryusuke Hirama, Yoko Masuzawa, Fumio Ohta, Akiyo Yamazaki, Seiji Niwa, Takashi Yamamoto
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Patent number: 7402696Abstract: The present invention provides novel benzene compounds presented by the following formulas, and analogs thereof, that exert an ACC activity-inhibiting effect that is effective in the treatment of obesity, hyperlipemia, fatty liver, hyperglycemia, impaired glucose tolerance, diabetes, diabetic complications (diabetic peripheral neuropathy, diabetic nephropathy, diabetic retinopathy, and diabetic macroangiopathy, hypertension, arteriosclerosis), hypertension, and arteriosclerosis.Type: GrantFiled: October 13, 2006Date of Patent: July 22, 2008Assignee: Ajinomoto Co., Inc.Inventors: Nobuyasu Suzuki, Yukio Nihei, Hidehiro Ichinose, Hideyuki Tanaka, Noriko Yasa, Toshihiro Hatanaka, Yoko Masuzawa, Eiji Nakanishi, Nobuo Kondo
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Publication number: 20080096862Abstract: An agent for increasing the sugar-transporting capacity and an agent for preventing and/or treating diabetes, diabetic peripheral neuropathy, diabetic nephropathy, diabetic retinopathy, diabetic macroangiopathy, impaired glucose tolerance or adiposis, which contains a lactam compound or a pharmaceutically acceptable salt thereof as the active ingredient.Type: ApplicationFiled: November 30, 2007Publication date: April 24, 2008Applicant: Ajinomoto Co., Inc.Inventors: Yukio IINO, Takao Ikenoue, Nobuo Kondo, Hiroyuki Matsueda, Toshihiro Hatanaka, Ryusuke Hirama, Yoko Masuzawa, Fumio Ohta, Akiyo Yamazaki, Seiji Niwa, Takashi Yamamoto
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Patent number: 7326701Abstract: An agent for increasing the sugar-transporting capacity and an agent for preventing and/or treating diabetes, diabetic peripheral neuropathy, diabetic nephropathy, diabetic retinopathy, diabetic macroangiopathy, impaired glucose tolerance or adiposis, which contains a lactam compound or a pharmaceutically acceptable salt thereof as the active ingredient.Type: GrantFiled: April 6, 2006Date of Patent: February 5, 2008Assignee: Ajinomoto Co., Inc.Inventors: Yukio Iino, Takao Ikenoue, Nobuo Kondo, Hiroyuki Matsueda, Toshihiro Hatanaka, Ryusuke Hirama, Yoko Masuzawa, Fumio Ohta, Akiyo Yamazaki, Seiji Niwa, Takashi Yamamoto
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Patent number: 7247645Abstract: Compounds having a selective N-type calcium channel antagonistic activity are provided. Dihydropyridine derivatives represented by the following formula: analogs thereof and pharmaceutically acceptable salts thereof have an activity of selectively inhibiting the action of N-type calcium channel, and they are used as therapeutic agents for various diseases relating to N-type calcium channel.Type: GrantFiled: December 20, 2001Date of Patent: July 24, 2007Assignee: Ajinomoto Co., Inc.Inventors: Chika Nakanishi, Yoko Masuzawa, Masako Hagihara, Takashi Yamamoto, Hiroyuki Matsueda, Seiji Ohno, Seiji Niwa, Morikazu Kito, Akira Takahara, Yukitsugu Ono, Tomoko Takeda, Yuki Kajigaya, Hajime Koganei
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Publication number: 20070105899Abstract: The present invention provides novel benzene compounds presented by the following formulas, and analogs thereof, that exert an ACC activity-inhibiting effect that is effective in the treatment of obesity, hyperlipemia, fatty liver, hyperglycemia, impaired glucose tolerance, diabetes, diabetic complications (diabetic peripheral neuropathy, diabetic nephropathy, diabetic retinopathy, and diabetic macroangiopathy, hypertension, arteriosclerosis), hypertension, and arteriosclerosis.Type: ApplicationFiled: October 13, 2006Publication date: May 10, 2007Inventors: Nobuyasu SUZUKI, Yukio Nihei, Hidehiro Ichinose, Hideyuki Tanaka, Noriko Yasa, Toshihiro Hatanaka, Yoko Masuzawa, Eiji Nakanishi, Nobuo Kondo
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Patent number: 7153850Abstract: An agent for increasing the sugar-transporting capacity and an agent for preventing and/or treating diabetes, diabetic peripheral neuropathy, diabetic nephropathy, diabetic retinopathy, diabetic macroangiopathy, impaired glucose tolerance or adiposis, which contains a lactam compound or a pharmaceutically acceptable salt thereof as the active ingredient.Type: GrantFiled: June 2, 2003Date of Patent: December 26, 2006Assignee: Ajinomoto Co., Inc.Inventors: Yukio Iino, Takao Ikenoue, Nobuo Kondo, Hiroyuki Matsueda, Toshihiro Hatanaka, Ryusuke Hirama, Yoko Masuzawa, Fumio Ohta, Akiyo Yamazaki, Seiji Niwa, Takashi Yamamoto
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Publication number: 20060194789Abstract: The present invention provides a fused polycyclic compound of the following formula, analogues thereof and pharmaceutically acceptable salts thereof; and agents for increasing the sugar-transporting capacity, hypoglycemic agents and pharmaceutical compositions containing the above compounds. This fused polycyclic compound has high medicinal properties and few side-effects, and a therapeutic effect on diabetes. wherein R represents an alkoxy group, R? represents an oxazolylpropionyl group or a thiazolylpropionyl group, and R? represent a hydrogen atom.Type: ApplicationFiled: May 1, 2006Publication date: August 31, 2006Applicant: Ajinomoto Co., Inc.Inventors: Ryusuke Hirama, Seiji Niwa, Hideyuki Tanaka, Toshihiro Hatanaka, Yoko Masuzawa, Akiyo Yamazaki, Takao Ikenoue, Nobuo Kondo, Wataru Miyanaga, Masaru Takayanagi
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Publication number: 20060189597Abstract: An agent for increasing the sugar-transporting capacity and an agent for preventing and/or treating diabetes, diabetic peripheral neuropathy, diabetic nephropathy, diabetic retinopathy, diabetic macroangiopathy, impaired glucose tolerance or adiposis, which contains a lactam compound or a pharmaceutically acceptable salt thereof as the active ingredient.Type: ApplicationFiled: April 6, 2006Publication date: August 24, 2006Applicant: Ajinomoto Co., Inc.Inventors: Yukio Ilno, Takao Ikenoue, Nobuo Kondo, Hiroyuki Matsueda, Toshihiro Hatanaka, Ryusuke Hirama, Yoko Masuzawa, Fumio Ohta, Akiyo Yamazaki, Seiji Niwa, Takashi Yamamoto
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Publication number: 20040048847Abstract: An agent for increasing the sugar-transporting capacity and an agent for preventing and/or treating diabetes, diabetic peripheral neuropathy, diabetic nephropathy, diabetic retinopathy, diabetic macroangiopathy, impaired glucose tolerance or adiposis, which contains a lactam compound or a pharmaceutically acceptable salt thereof as the active ingredient.Type: ApplicationFiled: June 2, 2003Publication date: March 11, 2004Applicant: AJINOMOTO CO. INCInventors: Yukio Iino, Takao Ikenoue, Nobuo Kondo, Hiroyuki Matsueda, Toshihiro Hatanaka, Ryusuke Hirama, Yoko Masuzawa, Fumio Ohta, Akiyo Yamazaki
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Publication number: 20020147222Abstract: Compounds having a selective N-type calcium channel antagonistic activity are provided.Type: ApplicationFiled: December 20, 2001Publication date: October 10, 2002Applicant: AJINOMOTO CO. INCInventors: Chika Nakanishi, Yoko Masuzawa, Masako Hagihara, Takashi Yamamoto, Hiroyuki Matsueda, Seiji Ohno, Seiji Niwa, Morikazu Kito, Akira Takahara, Yukitsugu Ono, Tomoko Takeda, Yuki Kajigaya, Hajime Koganei