Patents by Inventor Tadashi Okabe
Tadashi Okabe 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: 20240068884Abstract: A thermosensitive part sensing temperature; a temperature sensor for measurement provided in the unit and measuring temperature by contacting the unit with a body to be measured; a temperature detecting part detecting, from when the unit contacts the body, the time when the sensor senses a difference from an initial temperature of the sensor, and a measured temperature of the sensor at that time, and detecting, from when the difference is sensed, a time after a certain length of time and a measured temperature of the sensor at that time; an estimating part estimating, from the time when the difference is sensed and a time after a certain length of time, the time when the thermosensitive part contacts the body, and the measured temperature at that time; and a heat conduction analyzing part estimating the measured temperature based on output information from the temperature detecting part and the estimating part.Type: ApplicationFiled: January 12, 2022Publication date: February 29, 2024Applicants: SEMITEC Corporation, National Institute of Technology, HIROSAKI UNIVERSITYInventors: Shigenao MARUYAMA, Yuya ISEKI, Takuma KOGAWA, Takashi NONAKA, Yasushi HOSOKAWA, Takahiro OKABE, Yutaro TABATA, Tadashi MATSUDATE, Toshinori NAKAJIMA, Masaya HIGASHI, Manabu ORITO
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Patent number: 11401941Abstract: An air blower capable of preventing a deformation of the vane wheel is provided. A cylindrical holder is provided on rotatable shaft. A vane wheel is provided on the outer circumference of the holder. The holder includes a top section including a plurality of first openings at one end thereof in the axial direction, and includes a flange including a plurality of second openings at the other end thereof, and the vane wheel includes first protrusions to be inserted into the first openings of the holder and fixed to the top section by deformed sections protruding from the first openings, and second protrusions to be inserted into the second openings of the holder and fixed to flange by deformed sections protruding from the second openings.Type: GrantFiled: February 9, 2021Date of Patent: August 2, 2022Assignee: NIDEC COPAL ELECTRONICS CORPORATIONInventors: Yusuke Saito, Masatoshi Obayashi, Kyosuke Saso, Tadashi Okabe, Toshiya Uchida
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Publication number: 20210164486Abstract: An air blower capable of preventing a deformation of the vane wheel is provided. A cylindrical holder is provided on rotatable shaft. A vane wheel is provided on the outer circumference of the holder. The holder includes a top section including a plurality of first openings at one end thereof in the axial direction, and includes a flange including a plurality of second openings at the other end thereof, and the vane wheel includes first protrusions to be inserted into the first openings of the holder and fixed to the top section by deformed sections protruding from the first openings, and second protrusions to be inserted into the second openings of the holder and fixed to flange by deformed sections protruding from the second openings.Type: ApplicationFiled: February 9, 2021Publication date: June 3, 2021Applicant: NIDEC COPAL ELECTRONICS CORPORATIONInventors: Yusuke Saito, Masatoshi Obayashi, Kyosuke Saso, Tadashi Okabe, Toshiya Uchida
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Patent number: 8476301Abstract: A compound represented by formula (1) or a pharmaceutically acceptable salt thereof has an inhibitory effect in the fractalkine-CX3CR1 pathway: wherein R represents a C1-6 alkyl group unsubstituted or having 1 to 3 substituents selected from Substituent Group A, a C3-8 cycloalkyl group unsubstituted or having 1 to 3 substituents selected from Substituent Group A, or a C3-8 cycloalkenyl group unsubstituted or having 1 to 3 substituents selected from Substituent Group A, X represents a C1-6 alkyl group, Y and Z are the same or different from each other and each represents a halogen atom or a C1-6 alkyl group unsubstituted or having 1 to 3 substituents selected from Substituent Group B, n represents 0 or 1, Substituent Group A consists of halogen atoms, and Substituent Group B consists of halogen atoms.Type: GrantFiled: September 11, 2012Date of Patent: July 2, 2013Assignee: Eisai R&D Management Co., Ltd.Inventors: Ichiro Yoshida, Tadashi Okabe, Yasunobu Matsumoto, Nobuhisa Watanabe, Yoshiaki Ohashi, Yuji Onizawa, Hitoshi Harada
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Patent number: 8399520Abstract: The present invention provides a compound represented by the following formula (I); [wherein T represents a single bond, a C1-C4 alkylene group which may have a substituent and the like; formula (I-1) represents a single bond or a double bond; A represents a single bond, a bivalent 5- to 14-membered heterocyclic group which may have a substituent and the like; Y represents a single bond and the like; Z represents a methylene group and the like; ring G represents a phenylene group and the like which may condense with a 5- to 6-membered ring and may have a heteroatom; Ra and Rb are the same as or different from each other and represent a hydrogen atom and the like; W represents a single bond and the like; R? represents 1 to 4 independent hydrogen atoms and the like; and R? represents 1 to 4 independent hydrogen atoms and the like] or a salt thereof, or a hydrate thereof.Type: GrantFiled: March 15, 2011Date of Patent: March 19, 2013Assignee: Eisai R&D Management Co., Ltd.Inventors: Shinichi Hamaoka, Noritaka Kitazawa, Kazumasa Nara, Atsushi Sasaki, Atsushi Kamada, Tadashi Okabe
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Publication number: 20130065925Abstract: A compound represented by formula (1) or a pharmaceutically acceptable salt thereof has an inhibitory effect in the fractalkine-CX3CR1 pathway: wherein R represents a C1-6 alkyl group unsubstituted or having 1 to 3 substituents selected from Substituent Group A, a C3-8 cycloalkyl group unsubstituted or having 1 to 3 substituents selected from Substituent Group A, or a C3-8 cycloalkenyl group unsubstituted or having 1 to 3 substituents selected from Substituent Group A, X represents a C1-6 alkyl group, Y and Z are the same or different from each other and each represents a halogen atom or a C1-6 alkyl group unsubstituted or having 1 to 3 substituents selected from Substituent Group B, n represents 0 or 1, Substituent Group A consists of halogen atoms, and Substituent Group B consists of halogen atoms.Type: ApplicationFiled: September 11, 2012Publication date: March 14, 2013Applicant: EISAI R&D MANAGEMENT CO., LTD.Inventors: Ichiro YOSHIDA, Tadashi OKABE, Yasunobu MATSUMOTO, Nobuhisa WATANABE, Yuji ONIZAWA, Yoshiaki OHASHI, Hitoshi HARADA
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Publication number: 20120004315Abstract: The present invention provides a compound represented by the following formula (I); [wherein T represents a single bond, a C1-C4 alkylene group which may have a substituent and the like; formula (I-1) represents a single bond or a double bond; A represents a single bond, a bivalent 5- to 14-membered heterocyclic group which may have a substituent and the like; Y represents a single bond and the like; Z represents a methylene group and the like; ring G represents a phenylene group and the like which may condense with a 5- to 6-membered ring and may have a heteroatom; Ra and Rb are the same as or different from each other and represent a hydrogen atom and the like; W represents a single bond and the like; R? represents 1 to 4 independent hydrogen atoms and the like; and R? represents 1 to 4 independent hydrogen atoms and the like] or a salt thereof, or a hydrate thereof.Type: ApplicationFiled: March 15, 2011Publication date: January 5, 2012Inventors: Shinichi Hamaoka, Noritaka Kitazawa, Kazumasa Nara, Atsushi Sasaki, Atsushi Kamada, Tadashi Okabe
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Patent number: 7960412Abstract: The present invention provides a compound represented by the following formula (I); [wherein T represents a single bond, a C1-C4 alkylene group which may have a substituent and the like; ??(I-1) formula (I-1) represents a single bond or a double bond; A represents a single bond, a bivalent 5- to 14-membered heterocyclic group which may have a substituent and the like; Y represents a single bond and the like; Z represents a methylene group and the like; ring G represents a phenylene group and the like which may condense with a 5- to 6-membered ring and may have a heteroatom; Ra and Rb are the same as or different from each other and represent a hydrogen atom and the like; W represents a single bond and the like; R? represents 1 to 4 independent hydrogen atoms and the like; and R? represents 1 to 4 independent hydrogen atoms and the like] or a salt thereof, or a hydrate thereof.Type: GrantFiled: August 20, 2009Date of Patent: June 14, 2011Assignee: Eisai R&D Management Co., Ltd.Inventors: Shinichi Hamaoka, Noritaka Kitazawa, Kazumasa Nara, Atsushi Sasaki, Atsushi Kamada, Tadashi Okabe
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Patent number: 7834049Abstract: The present invention provides an integrin expression inhibitor, and an agent for treating arterial sclerosis, psoriasis, cancer, retinal angiogenesis, diabetic retinopathy or inflammatory diseases, an anticoagulant, or a cancer metastasis suppressor on the basis of an integrin inhibitory action.Type: GrantFiled: April 4, 2005Date of Patent: November 16, 2010Assignee: Eisai R&D Management Co., Ltd.Inventors: Toshiaki Wakabayashi, Yasuhiro Funahashi, Naoko Hata, Taro Semba, Yuji Yamamoto, Toru Haneda, Takashi Owa, Akihiko Tsuruoka, Junichi Kamata, Tadashi Okabe, Keiko Takahashi, Kazumasa Nara, Shinichi Hamaoka, Norihiro Ueda
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Publication number: 20100267754Abstract: The present invention provides an integrin expression inhibitor, and an agent for treating arterial sclerosis, psoriasis, cancer, retinal angiogenesis, diabetic retinopathy or inflammatory diseases, an anticoagulant, or a cancer metastasis suppressor on the basis of an integrin inhibitory action.Type: ApplicationFiled: June 10, 2010Publication date: October 21, 2010Inventors: Toshiaki WAKABAYASHI, Yasuhiro Funahashi, Naoko Hata, Taro Semba, Yuji Yamamoto, Toru Haneda, Takashi Owa, Akihiko Tsuruoka, Junichi Kamata, Tadashi Okabe, Keiko Takahashi, Kazumasa Nara, Shinichi Hamaoka, Norihiro Ueda
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Publication number: 20090325930Abstract: The present invention provides a compound represented by the following formula (I); [wherein T represents a single bond, a C1-C4 alkylene group which may have a substituent and the like; ??(I-1) formula (I-1) represents a single bond or a double bond; A represents a single bond, a bivalent 5- to 14-membered heterocyclic group which may have a substituent and the like; Y represents a single bond and the like; Z represents a methylene group and the like; ring G represents a phenylene group and the like which may condense with a 5- to 6-membered ring and may have a heteroatom; Ra and Rb are the same as or different from each other and represent a hydrogen atom and the like; W represents a single bond and the like; R? represents 1 to 4 independent hydrogen atoms and the like; and R? represents 1 to 4 independent hydrogen atoms and the like] or a salt thereof, or a hydrate thereof.Type: ApplicationFiled: August 20, 2009Publication date: December 31, 2009Inventors: Shinichi Hamaoka, Noritaka Kitazawa, Kazumasa Nara, Atsushi Sasaki, Atsushi Kamada, Tadashi Okabe
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Patent number: 7612114Abstract: The present invention provides a compound represented by the following formula (I); [wherein T represents a single bond, a C1-C4 alkylene group which may have a substituent and the like; formula (I-1) represents a single bond or a double bond; A represents a single bond, a bivalent 5- to 14-membered heterocyclic group which may have a substituent and the like; Y represents a single bond and the like; Z represents a methylene group and the like; ring G represents a phenylene group and the like which may condense with a 5- to 6-membered ring and may have a heteroatom; Ra and Rb are the same as or different from each other and represent a hydrogen atom and the like; W represents a single bond and the like; R? represents 1 to 4 independent hydrogen atoms and the like; and R? represents 1 to 4 independent hydrogen atoms and the like] or a salt thereof, or a hydrate thereof.Type: GrantFiled: June 22, 2005Date of Patent: November 3, 2009Assignee: Eisai R&D Management Co., Ltd.Inventors: Shinichi Hamaoka, Noritaka Kitazawa, Kazumasa Nara, Atsushi Sasaki, Atsushi Kamada, Tadashi Okabe
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Patent number: 7071201Abstract: A novel compound of the formula: wherein A, B, C, D, T, Y, and Z represent each methine or nitrogen; R1, R2, R3, R4, and R5 represent each a substituent; n represents 0 or an integer of 1 to 3; m represents 0 or an integer of 1 to 6; and p represents an integer of 1 to 3; and pharmacologically acceptable salts thereof. The compound has a serotonin antagonism and is clinically useful as medicament, in particular, for treating, ameliorating and preventing spastic paralysis or central muscle relaxants for ameliorating myotonia.Type: GrantFiled: May 2, 2001Date of Patent: July 4, 2006Assignee: Eisai Co., Ltd.Inventors: Noritaka Kitazawa, Kohshi Ueno, Keiko Takahashi, Teiji Kimura, Atsushi Sasaki, Koki Kawano, Tadashi Okabe, Makoto Komatsu, Manabu Matsunaga, Atsuhiko Kubota
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Publication number: 20060116364Abstract: The present invention provides a compound represented by the following formula [wherein T represents a single bond, a C1-C4 alkylene group which may have a substituent and the like; formula (I-1) represents a single bond or a double bond; A represents a single bond, a bivalent 5- to 14-membered heterocyclic group which may have a substituent and the like; Y represents a single bond and the like; Z represents a methylene group and the like; ring G represents a phenylene group and the like which may condense with a 5- to 6-membered ring and may have a heteroatom; Ra and Rb are the same as or different from each other and represent a hydrogen atom and the like; W represents a single bond and the like; R? represents 1 to 4 independent hydrogen atoms and the like; and R? represents 1 to 4 independent hydrogen atoms and the like] or a salt thereof, or a hydrate thereofType: ApplicationFiled: June 22, 2005Publication date: June 1, 2006Applicant: Eisai Co., Ltd.Inventors: Shinichi Hamaoka, Noritaka Kitazawa, Kazumasa Nara, Atsushi Sasaki, Atsushi Kamada, Tadashi Okabe
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Publication number: 20050176712Abstract: The present invention provides an integrin expression inhibitor, and an agent for treating arterial sclerosis, psoriasis, cancer, retinal angiogenesis, diabetic retinopathy or inflammatory diseases, an anticoagulant, or a cancer metastasis suppressor on the basis of an integrin inhibitory action.Type: ApplicationFiled: April 4, 2005Publication date: August 11, 2005Inventors: Toshiaki Wakabayashi, Yasuhiro Funahashi, Naoko Hata, Taro Semba, Yuji Yamamoto, Toru Haneda, Takashi Owa, Akihiko Tsuruoka, Junichi Kamata, Tadashi Okabe, Keiko Takahashi, Kazumasa Nara, Shinichi Hamaoka, Norihiro Ueda
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Patent number: 6875761Abstract: Condensed pyridine compounds represented by formula (I): wherein: R1 and R3 are, independently, hydrogen, lower alkyl, or lower alkoxy; R2 represent an amino substituent; ring A is a benzene ring, pyridine ring, thiophene ring, or furan ring; and B represents a substituent containing a ring structure. Also, pharmaceutically acceptable salt and hydrates thereof. These compounds are clinically useful medicaments having serotonin antagonism, and in particular, for treating, ameliorating, or preventing spastic paralysis. They are also useful as central muscle relaxants for ameliorating myotonia.Type: GrantFiled: March 10, 2004Date of Patent: April 5, 2005Assignee: Eisai Co., Ltd.Inventors: Kohshi Ueno, Atsushi Sasaki, Koki Kawano, Tadashi Okabe, Noritaka Kitazawa, Keiko Takahashi, Noboru Yamamoto, Yuichi Suzuki, Manabu Matsunaga, Atsuhiko Kubota
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Publication number: 20040204421Abstract: Condensed pyridine compounds represented by formula (I): 1Type: ApplicationFiled: March 10, 2004Publication date: October 14, 2004Applicant: Eisai Co., Ltd.Inventors: Kohshi Ueno, Atsushi Sasaki, Koki Kawano, Tadashi Okabe, Noritaka Kitazawa, Keiko Takahashi, Noboru Yamamoto, Yuichi Suzuki, Manabu Matsunaga, Atsuhiko Kubota
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Patent number: 6790844Abstract: Condensed pyridine compounds represented by formula (I): wherein: R1 and R3 are, independently, hydrogen, halogen, lower alkyl, or lower alkoxy; R2 represents an amino substituent; ring A is a benzene ring, pyridine ring, thiophene ring, or furan ring; and B represents a substituent containing a ring structure. Also, pharmaceutically acceptable salt and hydrates thereof. These compounds are clinically useful medicaments having; serotonin antagonism, and in particular, for treating, ameliorating, or preventing spastic paralysis. They are also useful as central muscle relaxants for ameliorating myotonia.Type: GrantFiled: May 11, 2001Date of Patent: September 14, 2004Assignee: Eisai Co., LtdInventors: Kohshi Ueno, Atsushi Sasaki, Koki Kawano, Tadashi Okabe, Noritaka Kitazawa, Keiko Takahashi, Noboru Yamamoto, Yuichi Suzuki, Manabu Matsunaga, Atsuhiko Kubota
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Patent number: 6787534Abstract: The present invention provides a sulfonamide- or sulfonylurea-containing heterocyclic compounds. Specifically, it provides a heterocyclic compound represented by the formula (I), a pharmacologically acceptable salt thereof or a hydrate of them.Type: GrantFiled: June 10, 2002Date of Patent: September 7, 2004Assignee: Eisai Co., Ltd.Inventors: Toru Haneda, Akihiko Tsuruoka, Junichi Kamata, Tadashi Okabe, Keiko Takahashi, Kazumasa Nara, Shinichi Hamaoka, Norihiro Ueda, Toshiaki Wakabayashi, Yasuhiro Funahashi, Taro Semba, Naoko Hata, Yuji Yamamoto, Yoichi Ozawa, Naoko Tsukahara, Takashi Owa
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Publication number: 20040018192Abstract: The present invention provides an integrin expression inhibitor, and an agent for treating arterial sclerosis, psoriasis, cancer, retinal angiogenesis, diabetic retinopathy or inflammatory diseases, an anticoagulant, or a cancer metastasis suppressor on the basis of an integrin inhibitory action. Namely, it provides an integrin expression inhibitor comprising, as an active ingredient, a sulfonamide compound represented by the following formula (I), a pharmacologically acceptable salt thereof or a hydrate of them.Type: ApplicationFiled: July 18, 2002Publication date: January 29, 2004Inventors: Toshiaki Wakabayashi, Yasuhiro Funahashi, Naoko Hata, Taro Semba, Yuji Yamamoto, Toru Haneda, Takashi Owa, Akihiko Tsuruoka, Junichi Kamata, Tadashi Okabe, Keiko Takahashi, Kazumasa Nara, Shinichi Hamaoka, Norihiro Ueda