KN

Katsuyuki Nagumo

TC Toyama Chemical Co.: 4 patents #65 of 270Top 25%
Overall (All Time): #1,303,370 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4851535 Nicotinic acid derivatives Yozo Todo, Tetsuo Yamafuji, Isao Kitayama, Hideyoshi Nagaki, Mikako Miyajima +4 more 1989-07-25
4731370 Pyridyl ester containing 1,4-dihydropyridine derivatives and salts thereof and pharmaceutical composition containing the same Isao Watanabe, Kaishu Momonoi, Toru Hiraiwa, Satoshi Ono, Joji Nakano +1 more 1988-03-15
4713387 Vasodilating and platelet aggregation inhibiting 1,4 dihydropyridines with an imidazolyl or pyridyl containing ester Isao Watanabe, Kaishu Momonoi, Toru Hiraiwa, Satoshi Ono, Joji Nakano +1 more 1987-12-15
4704459 Process for producing 1-substituted aryl-1,4-dihydro-4-oxonaphthyridine derivatives, and processes for producing the intermediates Yozo Todo, Tetsuo Yamafuji, Isao Kitayama, Hideyoshi Nagaki, Mikako Miyajima +4 more 1987-11-03