Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5243170 | Method for deposition of hexagonal diamond using hydrogen plasma jet | Katsuhisa Maruyama, Mitsuo Makino, Nobuyuki Kikukawa | 1993-09-07 |
| 4570388 | Apparatus for abrasive cleaning | Hiroshi Tano, Masanobu Takahashi, Yoshimi Numata, Norio Urata, Tatsuo Kawano +1 more | 1986-02-18 |
| 4532878 | Apparatus for abrasive cleaning | Yoshimi Numata, Hiroshi Tano, Tatsumi Onaka | 1985-08-06 |