Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4770946 | Surface-treated magnesium or magnesium alloy, and surface treatment process therefor | Goro Yamauchi, Kishio Arita, Junichi Seki, Eiichi Sakita, Masato Mino +4 more | 1988-09-13 |
| 4571999 | Ultrasonic inspecting apparatus | Kishio Arita, Susumu Mitani, Hideo Sakai, Yoshikazu Sudo, Haruzi Sato +3 more | 1986-02-25 |