Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4649398 | Motor driven extensible rod antenna for vehicles with position control circuit | Akinori Yamamoto | 1987-03-10 |
| 4440141 | Method and apparatus for controlling energizing interval of ignition coil of an internal combustion engine | Masakuni Tsujimura, Hideo Miyagi, Mamoru Kohashi | 1984-04-03 |
| 4365601 | Method and apparatus for controlling rotation speed of engine | Hisamitsu Yamazoe, Masumi Kinugawa | 1982-12-28 |
| 4201163 | Ignition system for internal combustion engine | Tadashi Hattori, Minoru Nishida, Yoshiki Ueno, Kunio Makita | 1980-05-06 |