Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6309590 | Production process of a hexagonal honeycomb structure | Takasi Obata, Yosiyasu Andou | 2001-10-30 |
| 5126895 | Shockproof data transducer position control system for rotating disk data storage apparatus | Sumio Wada, Akira Shinohara | 1992-06-30 |
| 5079654 | Data transducer position control system for data transfer apparatus employing dislike record media | Hisatoshi Uno, Akira Takeda, Sumio Wada | 1992-01-07 |
| 4875116 | Transducer position control system for data transfer apparatus employing disklike record media | Sumio Wada | 1989-10-17 |
| 4696439 | Tape speed and tension control system for a magnetic tape cassette apparatus | Motoyuki Sukigara | 1987-09-29 |