Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4752456 | Process for preparing metal carbides and precursors thereof | Yukihiro Yoda, Makoto Horita, Kensaku Maruyama, Hideaki Miyashita, Norihiro Murakawa +3 more | 1988-06-21 |
| 4731236 | Process for producing sialon | Norihiro Murakawa, Kensaku Maruyama, Fumio Nakamura | 1988-03-15 |
| 4585671 | Formation process of amorphous silicon film | Nobuhisa Kitagawa, Masataka Hirose, Yoshinori Ashida | 1986-04-29 |
| 4331451 | Catalytic gasification | Eiiti Sugiyama, Kenji Yoshida, Katsutoshi Kikuchi | 1982-05-25 |