HA

Hirotoshi Arai

TC Toyama Chemical Co.: 5 patents #50 of 270Top 20%
📍 Toyama, JP: #451 of 1,699 inventorsTop 30%
Overall (All Time): #1,060,141 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5120746 Amine derivatives, salts thereof, process for preparing the same and an anti-ulcer agent containing the same Shiro Hirai, Hiroshi Hirano, Yasuo Kiba, Hisanari Shibata, Yoshikazu Kusayanag +3 more 1992-06-09
4923882 Novel amine derivatives, salts thereof and an anti-ulcer agent containing the same Shiro Hirai, Hiroshi Hirano, Yasuo Kiba, Hisanari Shibata, Yoshikazu Kusayanag +3 more 1990-05-08
4871765 Amine derivative and its salt and anti-ulcer agent containing the same Shiro Hirai, Hiroshi Hirano, Hisanari Shibata, Yoshikazu Kusayanagi, Kazuhiko Hashiba 1989-10-03
4643849 Intermediates for urea and thiourea derivatives Shiro Hirai, Hiroshi Hirano, Yasuo Kiba, Hisanari Shibata, Yoshikazu Kusayanagi +3 more 1987-02-17
4230719 Novel 2-[4-(3-methyl-2-thienyl)phenyl]propionic acid and pharmaceutically acceptable salt thereof and method for treating symptoms of inflammation and pain Tsutomu Kodama, Masao Nakabayashi, Isao Watanabe, Hiroshi Hirano, Norio Abe +1 more 1980-10-28