Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6565498 | Composite roll for manufacturing heat transfer tubes | Takao Kobayashi | 2003-05-20 |
| 5038294 | Automatic generating system of connection configuration diagram among units | Hiroshi Arakawa, Masao Shimada | 1991-08-06 |
| 4495595 | Method and system of loop transmission | Susumu Nakayashiki, Masahiko Kida, Toyokazu Hashimoto, Kazuo Yagyu | 1985-01-22 |