HY

Hiroshi Yamashita

OC Otsuka Pharmaceutical Co.: 38 patents #3 of 1,273Top 1%
NC Nippon Shinyaku Co.: 1 patents #122 of 237Top 55%
Overall (All Time): #79,595 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 26–40 of 40 patents

Patent #TitleCo-InventorsDate
5663397 Cyclic silyl enol ethers and method of preparing the same Masato Tanaka 1997-09-02
5652247 Carbostyril derivatives Hidenori Ogawa, Hisashi Miyamoto, Kazumi Kondo, Kenji Nakaya, Michiaki Tominaga +1 more 1997-07-29
5622947 Benzoheterocyclic compounds and vasopressin antagonist and oxytocin antagonist compositions containing a benzoheterocyclic compound Hidenori Ogawa, Kazumi Kondo, Kenji Nakaya, Hajime Komatsu, Michinori Tanaka +3 more 1997-04-22
5591744 Benzoheterocyclic compounds Hiraki Ueda, Hisashi Miyamoto, Hitoshi Tone 1997-01-07
5563138 Benzoheterocyclic compounds Hiraki Ueda, Hisashi Miyamoto, Hitoshi Tone 1996-10-08
5559230 Benzoheterocyclic compounds Hidenori Ogawa, Hisashi Miyamoto, Kazumi Kondo, Kenji Nakaya, Hajime Komatsu +4 more 1996-09-24
5498609 Benzoazepinyl compounds as oxytocin and vasopressin antagonists Hidenori Ogawa, Kazumi Kondo, Keizo Kan, Michiaki Tominaga, Yoichi Yabuuchi 1996-03-12
5495020 Benzoheterocyclic compounds Hiraki Ueda, Hisashi Miyamoto, Hitoshi Tone 1996-02-27
5436254 Carbostyril derivatives Hidenori Ogawa, Hisashi Miyamoto, Kazumi Kondo, Kenji Nakaya, Michiaki Tominaga +1 more 1995-07-25
5300513 Carbostyril derivatives and pharmaceutical composition containing the same Hidenori Ogawa, Hisashi Miyamoto, Kazumi Kondo, Kenji Nakaya, Hajime Komatsu +6 more 1994-04-05
5290934 Benzoheterocyclic compounds Hiraki Ueda, Hisashi Miyamoto, Hitoshi Tone 1994-03-01
5256788 Moranoline derivatives and their production and the use of moranoline and its derivatives as a stabilizing agent for enzymes Yohji Ezure, Shigeaki Maruo, Katsunori Miyazaki, Makoto Sugiyama 1993-10-26
5244898 Benzoheterocyclic compounds Hidenori Ogawa, Kazumi Kondo, Kenji Nakaya, Hajime Komatsu, Michinori Tanaka +3 more 1993-09-14
5225402 Carbostyril derivatives Hidenori Ogawa, Hisashi Miyamoto, Kazumi Kondo, Kenji Nakaya, Michiaki Tominaga +1 more 1993-07-06
4971970 Benzoheterocyclic compounds Hisashi Miyamoto, Michiaki Tominaga, Yoichi Yabuuchi 1990-11-20