YI

Yohio Ishii

TK Toa Nenryo Kogyo: 2 patents #87 of 220Top 40%
Overall (All Time): #2,363,295 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4397788 Process for producing rhodium compounds Tadamori Sakakibara, Yoshihisa Matsushima, Yukio Nagashima, Nobukazu Okamoto, Katsumi Kaneko +1 more 1983-08-09
4288634 Novel rhodium compounds and process for producing the same Tadamori Sakakibara, Yoshihisa Matsushima, Yukio Nagashima, Nobukazu Okamoto, Katsumi Kaneko +1 more 1981-09-08