SS

Seiji Shibahara

MK Meiji Seika Kaisha: 35 patents #3 of 752Top 1%
ZK Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai: 4 patents #31 of 194Top 20%
Merck: 3 patents #3,073 of 9,382Top 35%
KS Koichi Shudo: 1 patents #13 of 20Top 65%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #71,065 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 1–25 of 43 patents

Patent #TitleCo-InventorsDate
8318684 Antibiotics, bispolides A1, A2, and A3 as well as bispolides B1, B2a, B2b and B3 and processes for producing said antibiotics Keiichi Numata, Noriyuki Okujo, Siew Eim Khor, Lee Li Tan, Annie George +7 more 2012-11-27
5849797 D-.beta.-lysylmethanediamine derivatives and preparation thereof Shinichi Kondo, Yoko Ikeda, Tomio Takeuchi, Rie Shinei, Shuichi Gomi +1 more 1998-12-15
5827845 Cephalosporin derivative Sohjiro Shiokawa, Kunio Atsumi, Katsuyoshi Iwamatsu, Atsushi Tamura 1998-10-27
5747448 Derivatives of cyclodepsipeptide PF 1022 Makoto Ohyama, Maki Ohishi, Yumiko Okada, Masao Koyama, Shinjiro Sumi +6 more 1998-05-05
5663162 Cephem derivatives Kunio Atsumi, Eijiro Umemura, Yuko Kano, Sohjiro Shiokawa, Toshiaki Kudo +3 more 1997-09-02
5631257 Benzoxazole derivatives Katsuyoshi Iwamatsu, Yasuo Sato, Masaaki Izumi, Fukio Konno, Shigeharu Inoye +2 more 1997-05-20
5618795 Dibekacin derivatives and arbekacin derivatives active against resistant bacteria, and the production thereof Shinichi Kondo, Takayuki Usui, Toshiaki Kudo, Shuichi Gomi, Atsushi Tamura +3 more 1997-04-08
5607927 Cephalosporin derivative Masaki Tsushima, Katsuyoshi Iwamatsu, Atsushi Tamura 1997-03-04
5602106 16-membered macrolide derivatives Keiichi Ajito, Osamu Hara, Ken-ichi Kurihara, Nobue Kikuchi, Minako Araake +3 more 1997-02-11
5547978 Derivatives of pyrrolidin-2-ylcarbonylheterocyclic compounds Burton G. Christensen, Takashi Egawa, Yasuyuki Ichimaru, Shokichi Ohuchi, Tsuneo Okonogi +2 more 1996-08-20
5519122 16-membered macrolide derivatives and process for producing the same Keiichi Ajito, Ken-ichi Kurihara, Akira Shimizu, Shuichi Gomi, Nobue Kikuchi +4 more 1996-05-21
5488038 Dibekacin derivatives and arbekacin derivatives active against resistant bacteria Shinichi Kondo, Takayuki Usui, Toshiaki Kudo, Shuichi Gomi, Atsushi Tamura +3 more 1996-01-30
5464829 Cephalosporin derivatives Masaki Tsushima, Yuko Kano, Katsuyoshi Iwamatsu, Atsushi Tamura 1995-11-07
5461044 Cephalosporin derivatives Masaki Tsushima, Katsuyoshi Iwamatsu, Atsushi Tamura 1995-10-24
5444174 16-membered macrolide derivative having sustained antibacterial activity in plasma, synthesis intermediate thereof and process for producing the same Keiichi Ajito, Kenichi Kurihara, Tsuneo Ishizuka, Tetsuro Hara, Takayuki Usui 1995-08-22
5407918 16-membered macrolide derivatives and process for producing the same Keiichi Ajito, Ken-ichi Kurihara, Akira Shimizu, Shuichi Gomi, Nobue Kikuchi +4 more 1995-04-18
5334723 2-piperidinecarboxylic acid derivative, oncogene suppressor and agent for obtaining revertants Tsuneo Okonogi, Osamu Makabe, Yuichi Yamamoto, Osamu Itoh, Tsutomu Tsuruoka +5 more 1994-08-02
5332731 Cephalosporin derivatives Yuichi Yamamoto, Tsuneo Okonogi, Shigeharu Inoue 1994-07-26
5294629 Benzothiazole and benzimidazole derivatives and antiulcer agent containing the same Tomoya Machinami, Kazue Yasufuku, Fumiya Hirano, Yasukatsu Yuda, Motohiro Nishio +4 more 1994-03-15
5294705 Process for the preparation of a 3-substituted thio-3-cephem compound Yuichi Yamamoto, Tsuneo Okonogi, Shigeharu Inoue 1994-03-15
5232947 Oxamic acid compounds and pharmaceutical composition for use in improvement of damaged cerebral functions of brain Yasuo Sato, Shinsuke Katoh, Kunio Atsumi, Mitsugu Hachisu 1993-08-03
5206384 Actinonin derivatives and pharmaceutically acceptable salts thereof Yoshiyuki Koyama, Shigeharu Inoue, Mitsugu Hachisu, Shinichi Kondo, Takaaki Aoyagi +1 more 1993-04-27
5200407 Azole derivatives and anti-ulcerative composition containing same Kiyoaki Katano, Tamako Tomomoto, Hiroko Ogino, Naoki Yamazaki, Fumiya Hirano +6 more 1993-04-06
5194617 2,3-disubstituted-4-hydroxyquinoline derivatives Nobuto Minowa, Tomoya Machinami, Takashi Shomura, Masaji Sezaki, Toru Sasaki +1 more 1993-03-16
5190952 4-acyloxyquinoline derivatives and insecticidal or acaricidal compositions containing same Nobuto Minowa, Tomoya Machinami, Keiichi Imamura, Michiaki Iwata, Masaru Shimura +1 more 1993-03-02