MY

Masami Yamamura

SK Sekiyushigen Kaihatsu Kabushiki Kaisha: 1 patents #18 of 29Top 65%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #2,297,406 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5354936 Method for preparing ethane and ethylene from methane Hideo Okado, Naohide Tsuzuki, Kazutoshi Chaki, Toshiya Wakatsuki 1994-10-11
4453144 LC Composite component Toshiaki Tamura, Yoshiaki Otani, Hiroshi Otake 1984-06-05