ST

Shigeharu Tsutsumi

FK Fujimi Kenmazai Kogyo Kabushiki Kaisha: 1 patents #4 of 12Top 35%
TE Toyo Engineering: 1 patents #103 of 295Top 35%
Overall (All Time): #4,095,516 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4285837 Catalyst for steam reforming of hydrocarbons Nobuhiro Sato, Yoshinobu Yamaguchi, Hitoshi Kodama, Isamu Koshdyama, Nanahiko Kitano 1981-08-25