Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302329 | Process for producing .beta.-sialon based sintered bodies | Tatsuya Shiogai, Yoshitsugu Nishi | 1994-04-12 |
| 4818511 | Process and apparatus for producing non-oxide compounds | Yoshitsuga Nishi, Kenji Kawasaki, Mutuo Hayashi | 1989-04-04 |