Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4561796 | Tamperproof clamping construction with block wedged in slot | — | 1985-12-31 |
| 4492109 | Knocking detection apparatus for an internal combustion engine | Tadashi Ozaki, Tadashi Hattori, Kazuhiko Miura, Yukihide Hashiguchi | 1985-01-08 |
| 4462247 | Knock detecting apparatus for internal combustion engines | Tadashi Hattori, Yukihide Hashiguchi, Yoshinori Ootsuka, Hiroaki Yamaguchi | 1984-07-31 |
| 4452069 | Method of and apparatus for sensing knocking in internal combustion engine | Tadashi Hattori, Yukihide Hashiguchi, Yoshinori Ootsuka, Hiroaki Yamaguchi | 1984-06-05 |
| 4440014 | Knocking detection device | Tadashi Hattori, Tadashi Ozaki, Yoshinori Ootsuka, Kazuhiko Miura, Yukihide Hashiguchi | 1984-04-03 |
| 4424705 | Engine knock sensing apparatus | Tadashi Hattori, Yukihide Hashiguchi, Yoshinori Ootsuka, Hiroaki Yamaguchi | 1984-01-10 |
| 4383505 | Device for preventing change of fixed angle of distributor | Takakazu Kawabata, Tetsuo Kondo | 1983-05-17 |