Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4909722 | Apparatus for PTP pocket formation | Yoshikane Wakayama, Yoshinobu Fukuda | 1990-03-20 |
| 4219003 | Ignition means for rotary piston engines | Haruhiko Sato, Tadakazu Ueda | 1980-08-26 |