Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376211 | Magnetron plasma processing apparatus and processing method | Sinji Kubota, Hiromi Kumagai, Junichi Arami, Keiji Horioka, Isahiro Hasegawa +3 more | 1994-12-27 |
| 5289152 | Permanent magnet magnetic circuit | Masami Oguriyama, Yoshio Ishigaki, Haruo Okano, Isahiro Hasegawa, Jun-ichi Arami | 1994-02-22 |