Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363655 | Method for liquefying natural gas | Yoshitsugi Kikkawa, Osamu Yamamoto, Junichi Sakaguchi | 1994-11-15 |
| 5316616 | Dry etching with hydrogen bromide or bromine | Takashi Kurimoto, Katsuhiko Iizuka | 1994-05-31 |