MH

Masahiko Hayakawa

YC Yamanouchi Pharmaceutical Co.: 12 patents #22 of 516Top 5%
AP Astellas Pharma: 10 patents #15 of 954Top 2%
IT Imperial Cancer Research Technology: 9 patents #4 of 66Top 7%
LR Ludwig Institute For Cancer Research: 9 patents #64 of 611Top 15%
📍 Tsukuba, JP: #137 of 2,818 inventorsTop 5%
Overall (All Time): #197,808 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
8329707 Substituted pyrazine compounds Yoshiyuki Kido, Takahiro Nigawara, Mitsuaki Okumura, Akira Kanai, Keisuke Maki +1 more 2012-12-11
8067586 Fused heteroaryl derivatives Hiroyuki Kaizawa, Hiroyuki Moritomo, Ken-Ichi Kawaguchi, Tomonobu Koizumi, Mayumi Yamano +3 more 2011-11-29
8003331 Method for identifying target protein of drug and method for screening therapeutic agent for diabetes using the target protein Hideki Endoh, Hiroyuki Yokota, Shinji Soga 2011-08-23
7947690 Pyrimidine derivative condensed with a non-aromatic ring Yasuhiro Yonetoku, Kenji Negoro, Kenichi Onda, Daisuke Sasuga, Takahiro Nigawara +4 more 2011-05-24
7666873 N-phenyl-(2R,5S)dimethylpiperazine derivative Nobuaki Taniguchi, Masakazu Imamura, Kenichi Kawaguchi, Takenori Kimura, Isao Kinoyama +3 more 2010-02-23
7557112 Aromatic-ring-fused pyrimidine derivative Yasuhiro Yonetoku, Kenji Negoro, Kenichi Onda, Daisuke Sasuga, Takahiro Nigawara +4 more 2009-07-07
7297698 N-phenyl-(2R,5S) dimethylpiperazine derivative Nobuaki Taniguchi, Masakazu Imamura, Kenichi Kawaguchi, Takenori Kimura, Isao Kinoyama +3 more 2007-11-20
7268150 2-cyano-4-fluoropyrrolidine derivative or its salt Kenji Negoro, Satoshi Miyamoto, Takayuki Suzuki, Tatsuya Maruyama, Ryosuke Nakano 2007-09-11
7176219 Salts of quinuclidine derivative Kiyohiro Samizu, Hiroshi Uebayashi, Ken Ikeda, Makoto Takeuchi 2007-02-13
7173029 Fused heteroaryl derivatives Hiroyuki Kaizawa, Hiroyuki Moritomo, Ken-Ichi Kawaguchi, Tomonobu Koizumi, Mayumi Yamano +3 more 2007-02-06
7037915 Fused heteroaryl derivatives Hiroyuki Kaizawa, Hiroyuki Moritomo, Ken-Ichi Kawaguchi, Tomonobu Koizumi, Mayumi Yamano +3 more 2006-05-02
6838457 Fused heteroaryl derivatives Hiroyuki Kaizawa, Hiroyuki Moritomo, Ken-Ichi Kawaguchi, Tomonobu Koizumi, Mayumi Yamano +3 more 2005-01-04
6770641 Fused heteroaryl derivatives Hiroyuki Kaizawa, Hiroyuki Moritomo, Ken-Ichi Kawaguchi, Tomonobu Koizumi, Mayumi Yamano +3 more 2004-08-03
6653320 Imidazopyridine derivatives Hiroyuki Kaizawa, Ken-Ichi Kawaguchi, Koyo Matsuda, Noriko Ishikawa, Tomonobu Koizumi +3 more 2003-11-25
6608056 Fused heteroaryl derivatives Hiroyuki Kaizawa, Hiroyuki Moritomo, Ken-Ichi Kawaguchi, Tomonobu Koizumi, Mayumi Yamano +3 more 2003-08-19
6608053 Fused heteroaryl derivatives Hiroyuki Kaizawa, Hiroyuki Moritomo, Ken-Ichi Kawaguchi, Tomonobu Koizumi, Mayumi Yamano +3 more 2003-08-19
6403588 Imidazopyridine derivatives Hiroyuki Kaizawa, Ken-Ichi Kawaguchi, Koyo Matsuda, Noriko Ishikawa, Tomonobu Koizumi +3 more 2002-06-11
6346532 Amide derivatives or salts thereof Tatsuya Maruyama, Takayuki Suzuki, Kenichi Onda, Hiroyuki Moritomo, Tetsuya Kimizuka +1 more 2002-02-12
6177454 Amide derivatives and medicinal compositions thereof Tatsuya Maruyama, Kenichi Onda, Takumi Takahashi, Takayuki Suzuki, Tetsuo Matsui 2001-01-23
6174896 Quinuclidine derivatives and medicinal composition thereof Makoto Takeuchi, Ryo Naito, Yoshinori Okamoto, Yasuhiro Yonetoku, Ken Ikeda +1 more 2001-01-16
6048884 Amide derivatives and medicinal compositions thereof Tatsuya Maruyama, Kenichi Onda, Takumi Takahashi, Takayuki Suzuki, Tetsuo Matsui 2000-04-11
6017927 Quinuclidine derivatives and medicinal composition thereof Makoto Takeuchi, Ryo Naito, Yoshinori Okamoto, Yasuhiro Yonetoku, Ken Ikeda +1 more 2000-01-25