Patents by Inventor Noriaki Takemura
Noriaki Takemura 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: 20180258038Abstract: The present invention provides a pyrrolidine compound of General Formula (1) or a salt thereof, wherein R101 and R102 are each independently a phenyl group or a pyridyl group, the phenyl group or the pyridyl group may have one or more substituents selected from halogen atoms and lower alkyl groups optionally substituted with one or more halogen atoms, etc. The pyrrolidine compound or a salt thereof of the present invention is usable to produce a pharmaceutical preparation having a wider therapeutic spectrum and being capable of exhibiting sufficient therapeutic effects after short-term administration.Type: ApplicationFiled: May 9, 2018Publication date: September 13, 2018Applicant: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Muneaki KURIMURA, Shinichi TAIRA, Takahiro TOMOYASU, Nobuaki ITO, Kuninori TAI, Noriaki TAKEMURA, Takayuki MATSUZAKI, Yasuhiro MENJO, Shin MIYAMURA, Yohji SAKURAI, Akihito WATANABE, Yasuyo SAKATA, Takumi MASUMOTO, Kohei AKAZAWA, Haruhiko SUGINO, Naoki AMADA, Satoshi OHASHI, Tomoichi SHINOHARA, Hirofumi SASAKI, Chisako MORITA, Junko YAMASHITA, Satoko NAKAJIMA
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Patent number: 10000450Abstract: The present invention provides a pyrrolidine compound of General Formula (1) or a salt thereof, wherein R101 and R102 are each independently a phenyl group or a pyridyl group, the phenyl group or the pyridyl group may have one or more substituents selected from halogen atoms and lower alkyl groups optionally substituted with one or more halogen atoms, etc. The pyrrolidine compound or a salt thereof of the present invention is usable to produce a pharmaceutical preparation having a wider therapeutic spectrum and being capable of exhibiting sufficient therapeutic effects after short-term administration.Type: GrantFiled: February 16, 2017Date of Patent: June 19, 2018Assignee: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Muneaki Kurimura, Shinichi Taira, Takahiro Tomoyasu, Nobuaki Ito, Kuninori Tai, Noriaki Takemura, Takayuki Matsuzaki, Yasuhiro Menjo, Shin Miyamura, Yohji Sakurai, Akihito Watanabe, Yasuyo Sakata, Takumi Masumoto, Kohei Akazawa, Haruhiko Sugino, Naoki Amada, Satoshi Ohashi, Tomoichi Shinohara, Hirofumi Sasaki, Chisako Morita, Junko Yamashita, Satoko Nakajima
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Publication number: 20170166524Abstract: The present invention provides a pyrrolidine compound of General Formula (1) or a salt thereof, wherein R101 and R102 are each independently a phenyl group or a pyridyl group, the phenyl group or the pyridyl group may have one or more substituents selected from halogen atoms and lower alkyl groups optionally substituted with one or more halogen atoms, etc. The pyrrolidine compound or a salt thereof of the present invention is usable to produce a pharmaceutical preparation having a wider therapeutic spectrum and being capable of exhibiting sufficient therapeutic effects after short-term administration.Type: ApplicationFiled: February 16, 2017Publication date: June 15, 2017Applicant: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Muneaki KURIMURA, Shinichi TAIRA, Takahiro TOMOYASU, Nobuaki ITO, Kuninori TAI, Noriaki TAKEMURA, Takayuki MATSUZAKI, Yasuhiro MENJO, Shin MIYAMURA, Yohji SAKURAI, Akihito WATANABE, Yasuyo SAKATA, Takumi MASUMOTO, Kohei AKAZAWA, Haruhiko SUGINO, Naoki AMADA, Satoshi OHASHI, Tomoichi SHINOHARA, Hirofumi SASAKI, Chisako MORITA, Junko YAMASHITA, Satoko NAKAJIMA
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Patent number: 9611214Abstract: The present invention provides a pyrrolidine compound of General Formula (1) or a salt thereof, wherein R101 and R102 are each independently a phenyl group or a pyridyl group, the phenyl group or the pyridyl group may have one or more substituents selected from halogen atoms and lower alkyl groups optionally substituted with one or more halogen atoms, etc. The pyrrolidine compound or a salt thereof of the present invention is usable to produce a pharmaceutical preparation having a wider therapeutic spectrum and being capable of exhibiting sufficient therapeutic effects after short-term administration.Type: GrantFiled: June 10, 2014Date of Patent: April 4, 2017Assignee: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Muneaki Kurimura, Shinichi Taira, Takahiro Tomoyasu, Nobuaki Ito, Kuninori Tai, Noriaki Takemura, Takayuki Matsuzaki, Yasuhiro Menjo, Shin Miyamura, Yohji Sakurai, Akihito Watanabe, Yasuyo Sakata, Takumi Masumoto, Kohei Akazawa, Haruhiko Sugino, Naoki Amada, Satoshi Ohashi, Tomoichi Shinohara, Hirofumi Sasaki, Chisako Morita, Junko Yamashita, Satoko Nakajima
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Publication number: 20140288065Abstract: The present invention provides a pyrrolidine compound of General Formula (1) or a salt thereof, wherein R101 and R102 are each independently a phenyl group or a pyridyl group, the phenyl group or the pyridyl group may have one or more substituents selected from halogen atoms and lower alkyl groups optionally substituted with one or more halogen atoms, etc. The pyrrolidine compound or a salt thereof of the present invention is usable to produce a pharmaceutical preparation having a wider therapeutic spectrum and being capable of exhibiting sufficient therapeutic effects after short-term administration.Type: ApplicationFiled: June 10, 2014Publication date: September 25, 2014Applicant: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Muneaki KURIMURA, Shinichi TAIRA, Takahiro TOMOYASU, Nobuaki ITO, Kuninori TAI, Noriaki TAKEMURA, Takayuki MATSUZAKI, Yasuhiro MENJO, Shin MIYAMURA, Yohji SAKURAI, Akihito WATANABE, Yasuyo SAKATA, Takumi MASUMOTO, Kohei AKAZAWA, Haruhiko SUGINO, Naoki AMADA, Satoshi OHASHI, Tomoichi SHINOHARA, Hirofumi SASAKI, Chisako MORITA, Junko YAMASHITA, Satoko NAKAJIMA
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Patent number: 8822453Abstract: The present invention provides a novel diazepine compound that blocks the IKur current or the Kv1.5 channel potently and more selectively than other K+ channels. The present invention relates to a diazepine compound represented by General Formula (1) or a salt thereof, wherein R1, R2, R3, and R4 are each independently hydrogen, lower alkyl, cyclo lower alkyl or lower alkoxy lower alkyl; R2 and R3 may be linked to form lower alkylene; A1 is lower alkylene optionally substituted with one or more substituents selected from the group consisting of hydroxyl and oxo; Y1 and Y2 are each independently —N? or —CH?; and R5 is group represented by wherein R6 and R7 are each independently hydrogen or organic group; R6 and R7 may be linked to form a ring together with the neighboring group —XA—N—XB—; XA and XB are each independently a bond, lower alkylene, etc.Type: GrantFiled: August 20, 2010Date of Patent: September 2, 2014Assignee: Otsuka Pharmaceutical Co., Ltd.Inventors: Shuuji Matsumura, Hokuto Yamabe, Naohiro Isono, Noriaki Takemura, Takashi Oshiyama, Tsuyoshi Nagase, Masataka Ueda, Kuninori Tai
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Patent number: 8815871Abstract: The present invention provides a pyrrolidine compound of General Formula (1) or a salt thereof, wherein R101 and R102 are each independently a phenyl group or a pyridyl group, the phenyl group or the pyridyl group may have one or more substituents selected from halogen atoms and lower alkyl groups optionally substituted with one or more halogen atoms, etc. The pyrrolidine compound or a salt thereof of the present invention is usable to produce a pharmaceutical preparation having a wider therapeutic spectrum and being capable of exhibiting sufficient therapeutic effects after short-term administration.Type: GrantFiled: March 11, 2013Date of Patent: August 26, 2014Assignee: Otsuka Pharmaceutical Co., Ltd.Inventors: Muneaki Kurimura, Shinichi Taira, Takahiro Tomoyasu, Nobuaki Ito, Kuninori Tai, Noriaki Takemura, Takayuki Matsuzaki, Yasuhiro Menjo, Shin Miyamura, Yohji Sakurai, Akihito Watanabe, Yasuyo Sakata, Takumi Masumoto, Kohei Akazawa, Haruhiko Sugino, Naoki Amada, Satoshi Ohashi, Tomoichi Shinohara, Hirofumi Sasaki, Chisako Morita, Junko Yamashita, Satoko Nakajima
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Patent number: 8420623Abstract: The present invention provides a pyrrolidine compound of General Formula (1) or a salt thereof, wherein R101 and R102 are each independently a phenyl group or a pyridyl group, the phenyl group or the pyridyl group may have one or more substituents selected from halogen atoms and lower alkyl groups optionally substituted with one or more halogen atoms, etc. The pyrrolidine compound or a salt thereof of the present invention is usable to produce a pharmaceutical preparation having a wider therapeutic spectrum and being capable of exhibiting sufficient therapeutic effects after short-term administration.Type: GrantFiled: November 17, 2011Date of Patent: April 16, 2013Assignee: Otsuka Pharmaceutical Co., Ltd.Inventors: Muneaki Kurimura, Shinichi Taira, Takahiro Tomoyasu, Nobuaki Ito, Kuninori Tai, Noriaki Takemura, Takayuki Matsuzaki, Yasuhiro Menjo, Shin Miyamura, Yohji Sakurai, Akihito Watanabe, Yasuyo Sakata, Takumi Masumoto, Kohei Akazawa, Haruhiko Sugino, Naoki Amada, Satoshi Ohashi, Tomoichi Shinohara, Hirofumi Sasaki, Chisako Morita, Junko Yamashita, Satoko Nakajima
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Publication number: 20120238750Abstract: The compound of the present invention is represented by the following general formula (1): [wherein X1 represents a nitrogen atom or a group —CH?; R1 represents a group —Z—R6, wherein Z represents a group —CO—, a group —CH(OH)—, or the like, and R6 represents a 5- to 15-membered monocyclic, dicyclic, or tricyclic, saturated or unsaturated heterocyclic group having 1 to 4 nitrogen atoms, oxygen atoms, or sulfur atoms; R2 represents a hydrogen atom, a halogen atom or a lower alkylene group; Y represents a group —O—, a group —CO—, a group —CH(OH)—, a lower alkylene group, or the like; and A represents a group or the like, wherein R3 represents a hydrogen atom, a lower alkoxy group, or the like, p represents 1 or 2, and R4 represents an imidazolyl lower alkyl group or the like.Type: ApplicationFiled: February 29, 2012Publication date: September 20, 2012Inventors: Tae FUKUSHIMA, Shuji Matsumura, Noriaki Takemura, Hideaki Satou, Nobuaki Ito, Takuya Shitsuta, Hironori Tsutsui, Michinori Tanaka, Keizo Kan, Hitoshi Nagao, Kenji Watanabe, Kuninori Tai, Takashi Nakagawa, Hideki Takasu, Makoto Sakamoto, Keisuke Miyajima, Satoshi Yamada, Yutaka Kojima, Koichi Yasumura, Naoto Ohi, Mitsuhiro Okuno, Kazuhisa Sugiyama, Kunihiko Kiyono, Takashi Suzuki, Seiji Akamatsu, Takeshi Kodama, Yasuo Yanagihara, Takumi Sumida
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Publication number: 20120225866Abstract: The present invention provides a novel diazepine compound that blocks the IKur current or the Kv1.5 channel potently and more selectively than other K+ channels. The present invention relates to a diazepine compound represented by General Formula (1) or a salt thereof, wherein R1, R2, R3, and R4 are each independently hydrogen, lower alkyl, cyclo lower alkyl or lower alkoxy lower alkyl; R2 and R3 may be linked to form lower alkylene; A1 is lower alkylene optionally substituted with one or more substituents selected from the group consisting of hydroxyl and oxo; Y1 and Y2 are each independently —N? or —CH?; and R5 is group represented by wherein R6 and R7 are each independently hydrogen or organic group; R6 and R7 may be linked to form a ring together with the neighboring group —XA—N—XB—; XA and XB are each independently a bond, lower alkylene, etc.Type: ApplicationFiled: August 20, 2010Publication date: September 6, 2012Applicant: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Kunio Oshima, Shuuji Matsumura, Hokuto Yamabe, Naohiro Isono, Noriaki Takemura, Shinichi Taira, Takashi Oshiyama, Yasuhiro Menjo, Tsuyoshi Nagase, Masataka Ueda, Yasuo Koga, Sunao Nakayama, Kenji Tsujimae, Toshiyuki Onogawa, Kuninori Tai, Motohiro Itotani
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Patent number: 8188277Abstract: The present invention provides a novel compound, which has an excellent effect of suppressing the generation of collagen and less side effects, with being excellent in terms of safety. The compound of the present invention is represented by the following general formula (1): [wherein X1 represents a nitrogen atom or a group —CH?; R1 represents a group —Z—R6, wherein Z represents a group —CO—, a group —CH(OH)—, or the like, and R6 represents a 5- to 15-membered monocyclic, dicyclic, or tricyclic, saturated or unsaturated heterocyclic group having 1 to 4 nitrogen atoms, oxygen atoms, or sulfur atoms; R2 represents a hydrogen atom, a halogen atom or a lower alkylene group; Y represents a group —O—, a group —CO—, a group —CH(OH)—, a lower alkylene group, or the like; and A represents a group or the like, wherein R3 represents a hydrogen atom, a lower alkoxy group, or the like, p represents 1 or 2, and R4 represents an imidazolyl lower alkyl group or the like.Type: GrantFiled: August 3, 2005Date of Patent: May 29, 2012Assignee: Otsuka Pharmaceutical Co., Ltd.Inventors: Tae Fukushima, Shuji Matsumura, Noriaki Takemura, Hideaki Satou, Nobuaki Ito, Takuya Shitsuta, Hironori Tsutsui, Michinori Tanaka, Keizo Kan, Hitoshi Nagao, Kenji Watanabe, Kuninori Tai, Takashi Nakagawa, Hideki Takasu, Makoto Sakamoto, Keisuke Miyajima, Satoshi Yamada, Yutaka Kojima, Koichi Yasumura, Naoto Ohi, Mitsuhiro Okuno, Kazuhisa Sugiyama, Kunihiko Kiyono, Takashi Suzuki, Seiji Akamatsu, Takeshi Kodama, Yasuo Yanagihara, Takumi Sumida
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Publication number: 20120130082Abstract: The present invention relates to a 1-substituted-4-nitroimidazole compound represented by the general formula (1) or a salt thereof, (wherein R is a hydrogen atom, a lower alkoxy group-substituted lower alkyl group, a phenyl-lower alkoxy group-substituted lower alkyl group, a cyano-substituted lower alkyl group, a phenyl-lower alkyl group which may have lower alkoxy groups as the substituents in the phenyl ring or a group of the formula —CH2RA; X is a halogen atom or a group of the formula —S(O)n-R1) and method for preparing the same. The compound of the formula (1) is a useful compound as an intermediate for synthesis of various pharmaceutical and agricultural chemicals, particularly, as intermediates for antitubercular agents.Type: ApplicationFiled: January 31, 2012Publication date: May 24, 2012Inventors: Fumitaka GOTO, Noriaki Takemura, Tadaaki Otani, Takeshi Hasegawa, Hidetsugu Tsubouchi, Naoto Utsumi, Shigekazu Fujita, Hideaki Kuroda, Takuya Shitsuta, Hirofumi Sasaki
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Publication number: 20120065162Abstract: The present invention provides a pyrrolidine compound of General Formula (1) or a salt thereof, wherein R101 and R102 are each independently a phenyl group or a pyridyl group, the phenyl group or the pyridyl group may have one or more substituents selected from halogen atoms and lower alkyl groups optionally substituted with one or more halogen atoms, etc. The pyrrolidine compound or a salt thereof of the present invention is usable to produce a pharmaceutical preparation having a wider therapeutic spectrum and being capable of exhibiting sufficient therapeutic effects after short-term administration.Type: ApplicationFiled: November 17, 2011Publication date: March 15, 2012Applicant: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Muneaki KURIMURA, Shinichi TAIRA, Takahiro TOMOYASU, Nobuaki ITO, Kuninori TAI, Noriaki TAKEMURA, Takayuki MATSUZAKI, Yasuhiro MENJO, Shin MIYAMURA, Yohji SAKURAI, Akihito WATANABE, Yasuyo SAKATA, Takumi MASUMOTO, Kohei AKAZAWA, Haruhiko SUGINO, Naoki AMADA, Satoshi OHASHI, Tomoichi SHINOHARA, Hirofumi SASAKI, Chisako MORITA, Junko YAMASHITA, Satoko NAKAJIMA
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Patent number: 8129544Abstract: The present invention relates to a 1-substituted-4-nitroimidazole compound represented by the general formula (1) or a salt thereof, (wherein R is a hydrogen atom, a lower alkoxy group-substituted lower alkyl group, a phenyl-lower alkoxy group-substituted lower alkyl group, a cyano-substituted lower alkyl group, a phenyl-lower alkyl group which may have lower alkoxy groups as the substituents in the phenyl ring or a group of the formula —CH2RA; X is a halogen atom or a group of the formula —S(O)n-R1) and method for preparing the same. The compound of the formula (1) is a useful compound as an intermediate for synthesis of various pharmaceutical and agricultural chemicals, particularly, as intermediates for antitubercular agents.Type: GrantFiled: October 1, 2007Date of Patent: March 6, 2012Assignee: Otsuka Pharmaceutical Co., Ltd.Inventors: Fumitaka Goto, Noriaki Takemura, Tadaaki Otani, Takeshi Hasegawa, Hidetsugu Tsubouchi, Naoto Utsumi, Shigekazu Fujita, Hideaki Kuroda, Takuya Shitsuta, Hirofumi Sasaki
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Patent number: 8084442Abstract: The present invention provides a pyrrolidine compound of General Formula (1) or a salt thereof, wherein R101 and R102 are each independently a phenyl group or a pyridyl group, the phenyl group or the pyridyl group may have one or more substituents selected from halogen atoms and lower alkyl groups optionally substituted with one or more halogen atoms, etc. The pyrrolidine compound or a salt thereof of the present invention is usable to produce a pharmaceutical preparation having a wider therapeutic spectrum and being capable of exhibiting sufficient therapeutic effects after short-term administration.Type: GrantFiled: May 12, 2006Date of Patent: December 27, 2011Assignee: Otsuka Pharmaceutical Co., Ltd.Inventors: Muneaki Kurimura, Shinichi Taira, Takahiro Tomoyasu, Nobuaki Ito, Kuninori Tai, Noriaki Takemura, Takayuki Matsuzaki, Yasuhiro Menjo, Shin Miyamura, Yohji Sakurai, Akihito Watanabe, Yasuyo Sakata, Takumi Masumoto, Kohei Akazawa, Haruhiko Sugino, Naoki Amada, Satoshi Ohashi, Tomoichi Shinohara, Hirofumi Sasaki, Chisako Morita, Junko Yamashita, Satoko Nakajima
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Patent number: 7908058Abstract: A tensioner and a method of controlling tension for a three-point seat belt installed in a vehicle include an adjuster that varies tension of the three-point seat belt, a detector that signals a direction of a turn made by the vehicle, and a controller that is coupled to the adjuster and to the detector. The three-point seat belt is used to restrain both sides of an occupant's lumbar region as well as one of the occupant's right and left shoulders. The controller controls the adjuster so that the tension of the three-point seat belt when the direction of the turn is opposite to the one of the occupant's right and left shoulders that is restrained by the three-point seat belt is set lower than when the direction of the turn corresponds to the one of the occupant's right and left shoulders that is restrained by the three-point seat belt.Type: GrantFiled: January 11, 2007Date of Patent: March 15, 2011Assignee: Nissan Motor Co., Ltd.Inventor: Noriaki Takemura
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Patent number: 7808738Abstract: A storage apparatus including a motor for rotating a medium and a head that has a heater. The clearance between the medium and the head is controlled by expansion of the head by the heater. Some embodiments could include a monitor configured to monitor atmospheric pressure, and a controller configured to control the heater in accordance with the atmospheric pressure so as to control the clearance. Some embodiments could include a monitor configured to monitor a driving current flowing through the motor, and a controller configured to control the heater in accordance with the driving current so as to control the clearance.Type: GrantFiled: September 17, 2008Date of Patent: October 5, 2010Assignee: Toshiba Storage Device CorporationInventors: Nobuyuki Mitsunaga, Noriaki Takemura
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Patent number: 7807843Abstract: The present invention relates to a 1-substituted-4-nitroimidazole compound represented by the general formula (1) or a salt thereof, (wherein R is a hydrogen atom, a lower alkoxy group-substituted lower alkyl group, a phenyl-lower alkoxy group-substituted lower alkyl group, a cyano-substituted lower alkyl group, a phenyl-lower alkyl group which may have lower alkoxy groups as the substituents in the phenyl ring or a group of the formula —CH2RA; X is a halogen atom or a group of the formula —S(O)n-R1) and method for preparing the same. The compound of the formula (1) is a useful compound as an intermediate for synthesis of various pharmaceutical and agricultural chemicals, particularly, as intermediates for antitubercular agents.Type: GrantFiled: January 15, 2008Date of Patent: October 5, 2010Assignee: Otsuka Pharmaceutical Co., Ltd.Inventors: Fumitaka Goto, Noriaki Takemura, Tadaaki Otani, Takeshi Hasegawa, Hidetsugu Tsubouchi, Naoto Utsumi, Shigekazu Fujita, Hideaki Kuroda, Takuya Shitsuta, Hirofumi Sasaki
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Patent number: 7757154Abstract: A magnetic disk control apparatus includes an error determining unit and a correcting unit. When a correctable read error has occurred during read access to a disk drive, the error determining unit specifies an area on the disk drive where an error may occur due to the same cause as that of the correctable read error. The correcting unit corrects the area specified by the error determining unit by rewriting the area.Type: GrantFiled: November 27, 2006Date of Patent: July 13, 2010Assignee: Toshiba Storage Device CorporationInventors: Noriaki Takemura, Ichiro Hara, Masayuki Mito
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Publication number: 20090097151Abstract: According to an aspect of an embodiment, a storage apparatus has a motor for rotating a medium, a head for writing data into or reading data from the medium, the head having a space control element for changing a flying height of the head over the medium and a controller for controlling the space control element so as to control the flying height of the head and the medium when writing data into or reading data from the medium, for monitoring a value of a driving current flowing through the motor, for detecting an error by comparison of data written into the medium and data read out from the medium, and for changing the flying height of the head by controlling the space control element in accordance with the monitored driving current when an error is detected.Type: ApplicationFiled: September 17, 2008Publication date: April 16, 2009Applicant: FUJITSU LIMITEDInventors: Nobuyuki Mitsunaga, Noriaki Takemura