Patents by Inventor Takahiro Tanase

Takahiro Tanase 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: 20130317215
    Abstract: [Problem] To provide a stable industrially-manufactured intermediate, enabling an industrially stable supply of 2-pyridyl-benz[d][1,3]oxazine to be provided. [Solution] The compound represented by formula (6) (wherein M represents sodium or potassium).
    Type: Application
    Filed: November 30, 2011
    Publication date: November 28, 2013
    Applicant: KYORIN PHARMACEUTICAL CO., LTD.
    Inventors: Takeshi Tsubuki, Takahiro Tanase, Masashi Suzuki
  • Patent number: 7049342
    Abstract: The invention provides novel substituted phenylpropionic acid derivatives that bind to the receptor as ligands of human peroxisome proliferator-activated receptor ? (PPAR?) to activate and exhibit potent lipid-decreasing action, and processes for preparing them.
    Type: Grant
    Filed: May 25, 2001
    Date of Patent: May 23, 2006
    Assignee: Kyorin Pharmaceutical Co., Ltd.
    Inventors: Hiroyuki Miyachi, Masahiro Nomura, Yukie Takahashi, Takahiro Tanase, Kouji Murakami, Masahiro Suzuki
  • Patent number: 6963012
    Abstract: The present invention provides diaryl ether derivatives that exhibit significant immunosuppressive effects with less side effects. The diaryl derivatives of the present invention are represented by the following general formula (1): one example is 2-amino-2-[4-(3-benzyloxyphenoxy)-2-chlorophenyl]propyl-1,3-propanediol.
    Type: Grant
    Filed: September 25, 2002
    Date of Patent: November 8, 2005
    Assignee: Kyorin Pharmaceutical Co., Ltd.
    Inventors: Yasushi Kohno, Naoki Ando, Takahiro Tanase, Kazuhiko Kuriyama, Satoru Iwanami, Shinji Kudou
  • Publication number: 20040242654
    Abstract: The present invention provides diaryl ether derivatives that exhibit significant immunosuppressive effects with less side effects.
    Type: Application
    Filed: March 22, 2004
    Publication date: December 2, 2004
    Inventors: Yasushi Kohno, Naoki Ando, Takahiro Tanase, Kazuhiko Kuriyama, Satoru Iwanami, Shinji Kudou
  • Patent number: 6734199
    Abstract: The invention provides novel substituted benzylthiazolidine-2,4-dione derivatives which increase the transactivation action of receptor as a ligand of human peroxisome proliferator-activated receptor (PPAR) and exhibit the blood glucose-decreasing action and lipid-decreasing action, and a process for preparing them. The invention relates to substituted benzylthiazolidine-2,4-dione derivatives represented by the general formula (1) [wherein A denotes a phenyl group which is unsubstituted or may have substituents, phenoxy group which is unsubstituted or may have substituents or benzyloxy group which is unsubstituted or may have substituents], their medicinally acceptable salts, their hydrates and a process for preparing them.
    Type: Grant
    Filed: February 20, 2002
    Date of Patent: May 11, 2004
    Assignee: Kyorin Pharmaceutical Co., Ltd.
    Inventors: Hiroyuki Miyachi, Masahiro Nomura, Takahiro Tanase, Koji Murakami, Masaki Tsunoda
  • Patent number: 6730687
    Abstract: The invention provides novel substituted benzylthiazolidine-2,4-dione derivatives that bind to receptor to activate as ligands of human peroxisome proliferator-activated receptor (PPAR) and exhibit blood glucose-decreasing action and lipid-decreasing action, and processes for preparing them. It relates to substituted benzylthiazolidine-2,4-dione derivatives represented by the general formula (1) [wherein the bond mode of A denotes —CH2CONH—, —NHCONH—, —CH2CH2CO— or —NHCOCH2—, and B denotes a lower alkyl group with carbon atoms of 1 to 4, lower alkoxy group with carbon atoms of 1 to 3, halogen atom, trifluoromethyl group, trifluoromethoxy group, phenyl group which is unsubstituted or may have substituents, phenoxy group which is unsubstituted or may have substituents or benzyloxy group which is unsubstituted or may have substituents], their medicinally acceptable salts, their hydrates and processes for preparing them.
    Type: Grant
    Filed: February 25, 2002
    Date of Patent: May 4, 2004
    Assignee: Kyorin Pharmaceutical Co., Ltd.
    Inventors: Hiroyuki Miyachi, Masahiro Nomura, Takahiro Tanase, Koji Murakami, Masaki Tsunoda
  • Publication number: 20030187068
    Abstract: The invention provides novel substituted phenylpropionic acid derivatives that bind to the receptor as ligands of human peroxisome proliferator-activated receptor a (PPAR&agr;) to activate and exhibit potent lipid-decreasing action, and processes for preparing them.
    Type: Application
    Filed: November 29, 2002
    Publication date: October 2, 2003
    Inventors: Hiroyuki Miyachi, Masahiro Nomura, Yukie Takahashi, Takahiro Tanase, Kouji Murakami, Masahiro Suzuki
  • Patent number: 6506797
    Abstract: The invention provides novel substituted phenylpropanoic acid derivatives that activate by binding to receptor as ligands of human peroxisome preliferant-activated receptor &agr; (PPAR&agr;), and exhibit potent decreasing action on lipids in blood (cholesterol and triglyceride). It relates to a substituted phenylpropanoic acid derivatives represented by a general formula (1), their pharmaceutically acceptable salts and their hydrates, and processes for preparing them.
    Type: Grant
    Filed: December 10, 2001
    Date of Patent: January 14, 2003
    Assignee: Kyorin Pharmaceutical Co., Ltd.
    Inventors: Masahiro Nomura, Yukie Takahashi, Takahiro Tanase, Hiroyuki Miyachi, Masaki Tsunoda, Tomohiro Ide, Koji Murakami