KK

Kohji Kawabata

FC Fujisawa Pharmaceutical Co.: 40 patents #11 of 782Top 2%
AP Astellas Pharma: 3 patents #242 of 954Top 30%
WC Wakunaga Pharmaceutical Co.: 3 patents #11 of 94Top 15%
Overall (All Time): #71,134 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 1–25 of 43 patents

Patent #TitleCo-InventorsDate
7192943 Cephem compounds Toshio Yamanaka, Kenji Murano, Ayako Toda, Hidenori Ohki, Masaru Oogaki +5 more 2007-03-20
7179801 Cephem compounds Takashi Ogino, Shinya Okuda, Toshio Yamanaka, Satoshi Inoue, Keiji Misumi +4 more 2007-02-20
7129232 Cephem compounds Hidenori Ohki, Shinya Okuda, Toshio Yamanaka, Masaru Ohgaki, Ayako Toda +4 more 2006-10-31
6468995 Cephem compounds Takeshi Terasawa, Ayako Ohki, Fumiyuki Shirai, Hirofumi Yamamoto 2002-10-22
6399567 Cyclic hexapeptides having antibiotic activity Ryuichi Kanasaki, Shigehiro Takase, Michizane Hashimoto, Hiroshi Hatanaka, Kazutoshi Sakamoto +3 more 2002-06-04
6331521 Echinocandine derivatives with antimicrobial activity Yasuhiro Hori, Yasuhisa Tsurumi, Shigehiro Takase, Hiroshi Hatanaka, Kazutoshi Sakamoto +4 more 2001-12-18
6232290 Cyclic hexapeptides with antimicrobial activity Hidenori Ohki, Kenji Murano, Takashi Tojo, Nobuyuki Shiraishi, Takahiro Matsuya +4 more 2001-05-15
6159961 Cephem compounds Hirofumi Yamamoto, Yoshiteru Eikyu, Shinya Okuda, Hisashi Takasugi 2000-12-12
5958914 Cephem compounds Hirofumi Yamamoto, Yoshiteru Eikyu, Shinya Okuda, Hisashi Takasugi 1999-09-28
5663163 Cephem compounds and processes for preparation thereof Takao Takaya, Kazuo Sakane, Kenzi Miyai 1997-09-02
5594132 7-acylamino-3-substituted cephalosporanic acid derivatives Takao Takaya, Hisashi Takasugi, Takashi Masugi, Hideaki Yamanaka 1997-01-14
5376634 Polypeptide compound and a process for preparation thereof Toshiro Iwamoto, Akihiko Fujie, Kumiko Nitta, Yasuhisa Tsurumi, Nobuharu Shigematsu +5 more 1994-12-27
5366970 Cephem compounds and pharmaceutically acceptable salts thereof Kazuo Sakane, Yoshiko Inamoto 1994-11-22
5302712 Intermediates for cephem compounds Kazuo Sakane, Yoshiko Inamoto 1994-04-12
5252731 Cephalosporin intermediates Takao Takaya, Hisashi Takasugi, Takashi Masugi, Hideaki Yamanaka 1993-10-12
5215982 Cephem compounds Kazuo Sakane, Yoshiko Inamoto 1993-06-01
5210080 Cephem compounds Takao Takaya, Kazuo Sakane, Kenzi Miyai 1993-05-11
5194432 Cephem compounds Takao Takaya, Kazuo Sakane, Kenzi Miyai 1993-03-16
5187160 Cephem compound Kazuo Sakane, Kenzi Miyai, Yoshiko Inamoto 1993-02-16
5173485 Cephem compounds Kazuo Sakane, Yoshiko Inamoto 1992-12-22
5162520 Intermediates for cephem compounds Takao Takaya, Kazuo Sakane, Kenzi Miyai 1992-11-10
5110921 7-acylamino-3-vinylcephalosporanic acid derivatives Takao Takaya, Hisashi Takasugi, Takashi Masugi, Hideaki Yamanaka 1992-05-05
5109130 Cephem compound Kazuo Sakane, Shinya Okuda 1992-04-28
5108997 Cephem compounds Takao Takaya, Kazuo Sakane, Kenzi Miyai 1992-04-28
5026695 7-acylamino-3-substituted cephalosporanic acid derivatives Takao Takaya, Hisashi Takasugi, Takashi Masugi, Hideaki Yamanaka 1991-06-25