YI

Yasunori Ishimura

MC Mitsubishi Chemical: 3 patents #645 of 3,022Top 25%
📍 Okayama, JP: #405 of 1,590 inventorsTop 30%
Overall (All Time): #1,612,155 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6620948 Process for the preparation of maleic anhydride Itaru Sawaki, Hideo Suwa, Yoshiaki Iizuka, Mineo Izumi 2003-09-16
6310219 Process for the production of maleic anhydride Itaru Sawaki, Hideo Suwa, Yoshiaki Iizuka, Mineo Izumi 2001-10-30
6093835 Process for producing maleic anhydride Itaru Sawaki, Hideo Suwa, Tatsuya Ihara 2000-07-25