Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5744017 | Vacuum arc deposition apparatus | Hiroshi Tamagaki, Hiroshi Kawaguchi, Hirofumi Fujii, Takeshi Suzuki, Koji Hanaguri | 1998-04-28 |
| 5730847 | Arc ion plating device and arc ion plating system | Koji Hanaguri, Kunihiko Tsuji, Homare Nomura, Hiroshi Tamagaki, Hiroshi Kawaguchi +4 more | 1998-03-24 |