Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5980982 | Coated particles for synthesizing diamond and process for production of diamond abrasive for sawing | Junji Degawa, Kazuwo Tsuji, Akifumi Fujioka | 1999-11-09 |
| 5245189 | Infrared optical element and method of making the same | Shuichi Satoh, Kazuwo Tsuji | 1993-09-14 |