Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4328779 | Feedback type ignition timing control system for internal combustion engines | Tadashi Hattori, Hiroaki Yamaguchi, Yoshinori Ootsuka, Kenji Goto | 1982-05-11 |
| 4320729 | System for controlling ignition timing in engine | Takashi Shigematsu, Yuji Takeda | 1982-03-23 |