Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871585 | Method of plating treatment | Yoshihiko Takano, Atsuo Senda | 1989-10-03 |
| 4824030 | Jet air flow crusher | Yukiyoshi Yamada, Shigemi Fujisawa, Masayuki Yasuguchi | 1989-04-25 |
| 4795658 | Method of metallizing ceramic material | Atsuo Senda | 1989-01-03 |