KT

Keiko Takahashi

EI Eisai: 12 patents #91 of 998Top 10%
EC Eisai R&D Management Co.: 8 patents #75 of 817Top 10%
TK Terumo Kabushiki Kaisha: 3 patents #444 of 1,558Top 30%
TC Taisho Pharmaceutical Co.: 2 patents #184 of 557Top 35%
Overall (All Time): #164,946 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
8377938 Phenoxypyridine derivative salts and crystals thereof, and process for preparing the same Tomohiro Matsushima, Shuji Shirotori, Atsushi Kamada, Kazunori Wakasugi, Takahisa Sakaguchi 2013-02-19
8288538 Pyridine derivatives and pyrimidine derivatives (3) Tomohiro Matsushima, Setsuo Funasaka, Hiroshi Obaishi, Shuji Shirotori 2012-10-16
7855290 Pyridine derivatives and pyrimidine derivatives (3) Tomohiro Matsushima, Setsuo Funasaka, Shuji Shirotori 2010-12-21
7834049 Integrin expression inhibitor Toshiaki Wakabayashi, Yasuhiro Funahashi, Naoko Hata, Taro Semba, Yuji Yamamoto +8 more 2010-11-16
7754894 Crystalline sulfonamide-containing indole compound and process for preparing the same Kenji Hayashi, Taichi Abe, Takao Omae, Takashi Kato 2010-07-13
7612092 Nitrogen-containing aromatic derivatives Yasuhiro Funahashi, Akihiko Tsuruoka, Masayuki Matsukura, Toru Haneda, Yoshio Fukuda +12 more 2009-11-03
7531532 Pyridine derivative and pyrimidine derivative Tomohiro Matsushima, Setsuo Funasaka, Hiroshi Obaishi 2009-05-12
7468380 Nitrogen-containing aromatic derivatives Akihiko Tsuruoka, Tomohiro Matsushima, Masayuki Matsukura, Kazuki Miyazaki, Junichi Kamata +1 more 2008-12-23
7253286 Nitrogen-containing aromatic derivatives Yasuhiro Funahashi, Akihiko Tsuruoka, Masayuki Matsukura, Toru Haneda, Yoshio Fukuda +16 more 2007-08-07
7109219 Nitrogen-containing aromatic derivatives Akihiko Tsuruoka, Tomohiro Matsushima, Masayuki Matsukura, Kazuki Miyazaki, Junichi Kamata +1 more 2006-09-19
7071201 Quinoline derivatives Noritaka Kitazawa, Kohshi Ueno, Teiji Kimura, Atsushi Sasaki, Koki Kawano +4 more 2006-07-04
6875761 Certain 1,3-disubstituted isoquinoline derivatives Kohshi Ueno, Atsushi Sasaki, Koki Kawano, Tadashi Okabe, Noritaka Kitazawa +4 more 2005-04-05
6790844 Certain 1,3-disubstituted isoquinoline derivatives Kohshi Ueno, Atsushi Sasaki, Koki Kawano, Tadashi Okabe, Noritaka Kitazawa +4 more 2004-09-14
6787534 Sulfonamide-containing heterocyclic compounds Toru Haneda, Akihiko Tsuruoka, Junichi Kamata, Tadashi Okabe, Kazumasa Nara +10 more 2004-09-07
6673787 Sulfonamide-containing indole compounds Toru Haneda, Akihiko Tsuruoka, Junichi Kamata, Tadashi Okabe, Kazumasa Nara +10 more 2004-01-06
6638964 Sulfonamide-containing indole compounds Toru Haneda, Akihiko Tsuruoka, Junichi Kamata, Tadashi Okabe, Kazumasa Nara +10 more 2003-10-28
6579881 Indoles Noritaka Kitazawa, Kohshi Ueno, Teiji Kimura, Atsushi Sasaki, Koki Kawano +4 more 2003-06-17
6469043 Sulfonamide-containing indole compounds Toru Haneda, Akihiko Tsuruoka, Junichi Kamata, Tadashi Okabe, Kazumasa Nara +10 more 2002-10-22
6448243 1,4-substituted cyclic amine derivatives Noritaka Kitazawa, Kohshi Ueno, Teiji Kimura, Atsushi Sasaki, Koki Kawano +4 more 2002-09-10
6340759 Fused pyridine derivatives Kohshi Ueno, Atsushi Sasaki, Koki Kawano, Tadashi Okabe, Noritaka Kitazawa +4 more 2002-01-22
5672712 Thiazoline derivatives Masakazu Sato, Akira Manaka, Yutaka Kawashima, Katsuo Hatayama 1997-09-30
5478945 Thiazoline derivatives Masakazu Sato, Akira Manaka, Yutaka Kawashima, Katsuo Hatayama 1995-12-26
4794115 Method of treating hyperlipemia Toshio Wakabayashi 1988-12-27
4704393 1-substituted 5-fluorouracil useful for inhibiting the aggregation of platelets Toshio Wakabayashi, Hajime Katayama 1987-11-03
4619938 Fatty acid derivatives of aminoalkyl nicotinic acid esters and platelet aggregation inhibitors Yasushi Suwabe, Toshio Wakabayashi 1986-10-28