ST

Seiichi Tokumaru

TO Tosoh: 2 patents #354 of 1,042Top 35%
📍 Yokkaichi, JP: #1,070 of 2,072 inventorsTop 55%
Overall (All Time): #2,247,546 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5883290 Process for producing benzyl acetate and benzyl alcohol Takashi Okada, Makoto Hanaya, Akitaka Hattori, Hideyuki Hamaji, Takanori Miyake +4 more 1999-03-16
5336727 Maleic anhydride copolymer Tomoyuki Okazawa, Hideo Ohira, Masao Ishii, Yoshiaki Kano 1994-08-09