Issued Patents 1982
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357919 | Ignition timing control apparatus for internal combustion engines | Tadashi Hattori, Yoshinori Ootsuka | 1982-11-09 |
| 4357825 | Knock detecting apparatus for internal combustion engines | Tadashi Hattori, Yoshinori Ootsuka | 1982-11-09 |
| 4345558 | Knock detecting apparatus for an internal combustion engine | Tadashi Hattori, Yoshinori Ootsuka | 1982-08-24 |
| 4341189 | Knock detecting apparatus for combustion engines | Tadashi Hattori, Yoshinori Ootsuka | 1982-07-27 |
| 4337643 | Knock detecting apparatus for internal combustion engine | Tadashi Hattori, Yoshinori Ootsuka | 1982-07-06 |
| 4336707 | Knock detecting apparatus for internal combustion engines | Tadashi Hattori, Yoshinori Ootsuka | 1982-06-29 |
| 4328779 | Feedback type ignition timing control system for internal combustion engines | Tadashi Hattori, Yoshinori Ootsuka, Kenji Goto, Daisaku Sawada | 1982-05-11 |
| 4319480 | Knock detector device for internal combustion engines | Tadashi Hattori, Yoshinori Ootsuka | 1982-03-16 |
| 4316440 | Knock detecting apparatus for internal combustion engine | Tadashi Hattori, Yoshinori Ootsuka | 1982-02-23 |
| 4313341 | Torque detecting system for internal combustion engine | Tadashi Hattori, Yoshinori Ootsuka | 1982-02-02 |