Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5465598 | Method for forming an annular member | Yukio Hirai, Kouzou Kanayama, Kenji Yoshii, Kiyotoshi Iwasaki, Shin Suzuki | 1995-11-14 |
| 4503452 | Plastic encapsulated semiconductor device and method for manufacturing the same | Masami Yokozawa | 1985-03-05 |