MY

Masahiro Yonaga

EI Eisai: 11 patents #101 of 998Top 15%
EC Eisai R&D Management Co.: 1 patents #478 of 817Top 60%
Overall (All Time): #425,801 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7211589 Atisane compounds and use thereof Akinori Akaike, Hachiro Sugimoto, Yukio Nishizawa, Naoki Asakawa, Naoki Asai +3 more 2007-05-01
6281214 Biphenyl derivatives Kozo Akasaka, Akiharu Kajiwara, Kunizo Higurashi, Kohshi Ueno, Satoshi Nagato +10 more 2001-08-28
5919778 Cyclic amide derivatives Hachiro Sugimoto, Norio Karibe, Youichi Iimura, Satoshi Nagato, Atsushi Sasaki +5 more 1999-07-06
5849912 Biphenyl derivatives Kozo Akasaka, Akiharu Kajiwara, Kunizo Higurashi, Kohshi Ueno, Satoshi Nagato +10 more 1998-12-15
5654308 Bicyclic amide derivatives, compositions and methods of treatment Hachiro Sugimoto, Norio Karibe, Youichi Iimura, Satoshi Nagato, Atsushi Sasaki +5 more 1997-08-05
5620976 Benzoxazine derivatives Hachiro Sugimoto, Norio Karibe, Youichi Iimura, Satoshi Nagato, Atsushi Sasaki +5 more 1997-04-15
5523307 Cyclic amine and pharmacological composition Hachiro Sugimoto, Takaharu Nakamura, Norio Karibe, Isao Saito, Kunizo Higurashi +6 more 1996-06-04
5521182 1,2,3,4 tetrahydropteridinone cyclic amide derivatives Hachiro Sugimoto, Norio Karibe, Youichi Iimura, Satoshi Nagato, Atsushi Sasaki +5 more 1996-05-28
5504088 2H-3,4-tetrahydroquinazoline-2-one and 2H-3,4-tetrahydroquinalozine-2,4-dione derivatives, pharmaceutical compositions and methods of treatment Hachiro Sugimoto, Norio Karibe, Youichi Iimura, Satoshi Nagato, Atsushi Sasaki +5 more 1996-04-02
5292735 Cyclic amide derivatives Hachiro Sugimoto, Norio Karibe, Youichi Iimura, Satoshi Nagato, Atsushi Sasaki +5 more 1994-03-08
5196439 Piperidine compounds useful to treat cerebrovascular diseases Hachiro Sugimoto, Takaharu Nakamura, Norio Karibe, Isao Saito, Kunizo Higurashi +6 more 1993-03-23
4921863 Cyclic amine derivatives Hachiro Sugimoto, Takaharu Nakamura, Norio Karibe, Isao Saito, Kunizou Higurashi +4 more 1990-05-01