MH

Masatoshi Hayashi

NC Nippon Chemiphar Co.: 3 patents #44 of 155Top 30%
TC Taisho Pharmaceutical Co.: 2 patents #184 of 557Top 35%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
Overall (All Time): #892,560 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5106976 Fused pyrazine sulfoxide derivatives for use as antiulcer agents Susumu Okabe, Masaru Satoh, Tomio Yamakawa, Yutaka Nomura 1992-04-21
4980474 Apovincaminic acid derivatives Sadakazu Yokomori, Yoshimoto Nakashima, Katsuo Hatayama 1990-12-25
4965387 Triorganosilylmethyl esters of .alpha.-trifluoromethylacrylic acid Toshio Shinohara 1990-10-23
4933458 Certain gastric acid secretion inhibiting sulfoxides Susumu Okabe, Masaru Satoh, Tomio Yamakawa, Yutaka Nomura 1990-06-12
4883876 Acylated vincaminic acid derivatives Shin-ichi Nakatsuka, Sadakazu Yokomori, Yoshimoto Nakashima, Katsuo Hatayama, Hiroaki Araki 1989-11-28
4824856 Method of protecting gastrointestinal tract Susumu Okabe, Masaru Satoh, Tomio Yamakawa, Yutaka Nomura 1989-04-25