Patents by Inventor Yohji Sakurai

Yohji Sakurai 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).

  • Publication number: 20230099694
    Abstract: Provided is a superior, novel heterocyclic compound with improved solubility in oil such as sesame oil and benzyl benzoate, which has a broader treatment spectrum, causes less side effects, and is superior in tolerability and safety, and use thereof. A heterocyclic compound represented by the formula (I) wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Application
    Filed: January 18, 2022
    Publication date: March 30, 2023
    Applicant: OTSUKA PHARMACEUTICAL CO., LTD.
    Inventors: Hiroshi YAMASHITA, Yohji SAKURAI, Motoyuki MIYAMOTO, Yuichi NAKAMURA, Hideaki KURODA, Takuya MINOWA
  • Publication number: 20210052575
    Abstract: Provided is a superior, novel hetrocyclic compound with improved solubility in oil such as sesame oil and benzyl benzoate, which has a broader treatment spectrum, causes side effects, and is superior in tolerability and safety, and use thereof. A heterocyclic compound represented by the formula (I) wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Application
    Filed: June 9, 2020
    Publication date: February 25, 2021
    Applicant: OTSUKA PHARMACEUTICAL CO., LTD.
    Inventors: Hiroshi YAMASHITA, Yohji SAKURAI, Motoyuki MIYAMOTO, Yuichi NAKAMURA, Hideaki KURODA, Takuya MINOWA
  • Patent number: 10626095
    Abstract: This invention relates to a cyanotriazole compound represented by the formula (1): wherein each symbols are defined in the specification, or a salt thereof. The compound or a salt thereof stimulates the citric acid cycle activity and/or improves hyperglycemia with less side effects, and excellent safety, and therefore, it is useful for treating and/or preventing diseases or disorders on which citric acid cycle activation and/or improvement of hyperglycemia has a prophylactic and/or therapeutic effect, for example, diabetes, impaired glucose tolerance, insulin resistance, diabetic complications, obesity, dyslipidemia, hepatic steatosis, atherosclerosis and/or cardiovascular disease, as well as diseases or disorders that would benefit from stimulating energy expenditure.
    Type: Grant
    Filed: July 16, 2014
    Date of Patent: April 21, 2020
    Assignee: OTSUKA PHARMACEUTICAL CO., LTD.
    Inventors: Seiji Sato, Satoshi Matsuda, Chiharu Matsumura, Motohiro Itotani, Toshio Shinohara, Shigekazu Fujita, Yohji Sakurai, Kuninori Tai, Tae Fukushima, Naohide Kanemoto, Takashi Okamoto
  • Publication number: 20200061056
    Abstract: Provided is a superior, novel heterocyclic compound with improved solubility in oil such as sesame oil and benzyl benzoate, which has a broader treatment spectrum, causes less side effects, and is superior in tolerability and safety, and use thereof. A heterocyclic compound represented by the formula (I) wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Application
    Filed: October 29, 2019
    Publication date: February 27, 2020
    Applicant: OTSUKA PHARMACEUTICAL CO., LTD.
    Inventors: Hiroshi YAMASHITA, Yohji SAKURAI, Motoyuki MIYAMOTO, Yuichi NAKAMURA, Hideaki KURODA, Takuya MINOWA
  • Publication number: 20190167672
    Abstract: Provided is a superior, novel heterocyclic compound with improved solubility in oil such as sesame oil and benzyl benzoate, which has a broader treatment spectrum, causes less side effects, and is superior in tolerability and safety, and use thereof. A heterocyclic compound represented by the formula (I) wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Application
    Filed: February 6, 2019
    Publication date: June 6, 2019
    Applicant: OTSUKA PHARMACEUTICAL CO., LTD.
    Inventors: Hiroshi YAMASHITA, Yohji SAKURAI, Motoyuki MIYAMOTO, Yuichi NAKAMURA, Hideaki KURODA, Takuya MINOWA
  • Publication number: 20180318294
    Abstract: Provided is a superior, novel heterocyclic compound with improved solubility in oil such as sesame oil and benzyl benzoate, which has a broader treatment spectrum, causes less side effects, and is superior in tolerability and safety, and use thereof. A heterocyclic compound represented by the formula (I) wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Application
    Filed: July 12, 2018
    Publication date: November 8, 2018
    Applicant: Otsuka Pharmaceutical Co., Ltd.
    Inventors: Hiroshi YAMASHITA, Yohji SAKURAI, Motoyuki MIYAMOTO, Yuichi NAKAMURA, Hideaki KURODA, Takuya MINOWA
  • Publication number: 20180258038
    Abstract: 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: Application
    Filed: May 9, 2018
    Publication date: September 13, 2018
    Applicant: 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
  • Patent number: 10000450
    Abstract: 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: Grant
    Filed: February 16, 2017
    Date of Patent: June 19, 2018
    Assignee: 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
  • Publication number: 20180092907
    Abstract: Provided is a superior, novel heterocyclic compound with improved solubility in oil such as sesame oil and benzyl benzoate, which has a broader treatment spectrum, causes less side effects, and is superior in tolerability and Safety, and use thereof. A heterocyclic compound represented by the formula (I) wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Application
    Filed: July 7, 2017
    Publication date: April 5, 2018
    Applicant: Otsuka Pharmaceutical Co., Ltd.
    Inventors: Hiroshi YAMASHITA, Yohji SAKURAI, Motoyuki MIYAMOTO, Yuichi NAKAMURA, Hideaki KURODA, Takuya MINOWA
  • Publication number: 20170166524
    Abstract: 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: Application
    Filed: February 16, 2017
    Publication date: June 15, 2017
    Applicant: 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
  • Patent number: 9611214
    Abstract: 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: Grant
    Filed: June 10, 2014
    Date of Patent: April 4, 2017
    Assignee: 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
  • Publication number: 20170071933
    Abstract: Provided is a superior, novel heterocyclic compound with improved solubility in oil such as sesame oil and benzyl benzoate, which has a broader treatment spectrum, causes less side effects, and is superior in tolerability and safety, and use thereof. A heterocyclic compound represented by the formula (I) wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Application
    Filed: November 23, 2016
    Publication date: March 16, 2017
    Applicant: Otsuka Pharmaceutical Co., Ltd.
    Inventors: Hiroshi YAMASHITA, Yohji SAKURAI, Motoyuki MIYAMOTO, Yuichi NAKAMURA, Hideaki KURODA, Takuya MINOWA
  • Patent number: 9539252
    Abstract: Provided is a superior, novel heterocyclic compound with improved solubility in oil such as sesame oil and benzyl benzoate, which has a broader treatment spectrum, causes less side effects, and is superior in tolerability and safety, and use thereof. A heterocyclic compound represented by the formula (I) wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Grant
    Filed: December 29, 2015
    Date of Patent: January 10, 2017
    Assignee: OTSUKA PHARMACEUTICAL CO., LTD.
    Inventors: Hiroshi Yamashita, Yohji Sakurai, Motoyuki Miyamoto, Yuichi Nakamura, Hideaki Kuroda, Takuya Minowa
  • Publication number: 20160229816
    Abstract: This invention relates to a cyanotriazole compound represented by the formula (1): wherein each symbols are defined in the specification, or a salt thereof. The compound or a salt thereof stimulates the citric acid cycle activity and/or improves hyperglycemia with less side effects, and excellent safety, and therefore, it is useful for treating and/or preventing diseases or disorders on which citric acid cycle activation and/or improvement of hyperglycemia has a prophylactic and/or therapeutic effect, for example, diabetes, impaired glucose tolerance, insulin resistance, diabetic complications, obesity, dyslipidemia, hepatic steatosis, atherosclerosis and/or cardiovascular disease, as well as diseases or disorders that would benefit from stimulating energy expenditure.
    Type: Application
    Filed: July 16, 2014
    Publication date: August 11, 2016
    Applicant: OTSUKA PHARMACEUTICAL CO., LTD.
    Inventors: Seiji SATO, Satoshi MATSUDA, Chiharu MATSUMURA, Motohire ITOTANI, Toshio SHINOHARA, Shigekazu FUJITA, Yohji SAKURAI, Kuninori TAI, Tae FUKUSHIMA, Naohide KANEMOTO, Takashi OKAMOTO
  • Publication number: 20160143905
    Abstract: Provided is a superior, novel heterocyclic compound with improved solubility in oil such as sesame oil and benzyl benzoate, which has a broader treatment spectrum, causes less side effects, and is superior in tolerability and safety, and use thereof. A heterocyclic compound represented by the formula (I) wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Application
    Filed: December 29, 2015
    Publication date: May 26, 2016
    Applicant: Otsuka Pharmaceutical Co., Ltd.
    Inventors: Hiroshi Yamashita, Yohji Sakurai, Motoyuki Miyamoto, Yuichi Nakamura, Hideaki Kuroda, Takuya Minowa
  • Patent number: 9260420
    Abstract: Provided is a superior, novel heterocyclic compound with improved solubility in oil such as sesame oil and benzyl benzoate, which has a broader treatment spectrum, causes less side effects, and is superior in tolerability and safety, and use thereof. A heterocyclic compound represented by the formula (I) wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Grant
    Filed: September 7, 2012
    Date of Patent: February 16, 2016
    Assignee: OTSUKA PHARMACEUTICAL CO., LTD.
    Inventors: Hiroshi Yamashita, Yohji Sakurai, Motoyuki Miyamoto, Yuichi Nakamura, Hideaki Kuroda, Takuya Minowa
  • Patent number: 9206173
    Abstract: The present invention provides a novel heterocyclic compound. A heterocyclic compound represented by general formula (1) wherein, R1 and R2, each independently represent hydrogen; a phenyl lower alkyl group that may have a substituent(s) selected from the group consisting of a lower alkyl group and the like on a benzene ring and/or a lower alkyl group; or a cyclo C3-C8 alkyl lower alkyl group; or the like; R3 represents a lower alkynyl group or the like; R4 represents a phenyl group that may have a substituent(s) selected from the group consisting of a 1,3,4-oxadiazolyl group that may have e.g., halogen or a heterocyclic group selected from pyridyl group and the like; the heterocyclic group may have at least one substituent(s) selected from a lower alkoxy group and the like or a salt thereof.
    Type: Grant
    Filed: May 27, 2010
    Date of Patent: December 8, 2015
    Assignee: OTSUKA PHARMACEUTICAL CO., LTD.
    Inventors: Akira Takahashi, Masaki Suzuki, Yuichi Nakamura, Yohji Sakurai
  • Publication number: 20150045356
    Abstract: Provided is a superior, novel heterocyclic compound with improved solubility in oil such as sesame oil and benzyl benzoate, which has a broader treatment spectrum, causes less side effects, and is superior in tolerability and safety, and use thereof. A heterocyclic compound represented by the formula (I) wherein each symbol is as defined in the specification, or a salt thereof.
    Type: Application
    Filed: September 7, 2012
    Publication date: February 12, 2015
    Applicant: OTSUKA PHARMACEUTICAL CO., LTD.
    Inventors: Hiroshi Yamashita, Yohji Sakurai, Motoyuki Miyamoto, Yuichi Nakamura, Hideaki Kuroda, Takuya Minowa
  • Publication number: 20140288065
    Abstract: 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: Application
    Filed: June 10, 2014
    Publication date: September 25, 2014
    Applicant: 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
  • Patent number: 8815871
    Abstract: 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: Grant
    Filed: March 11, 2013
    Date of Patent: August 26, 2014
    Assignee: 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