Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6427662 | Knock control apparatus for internal combustion engine | Yasuyoshi Hatazawa, Koichi Okamura, Mitsuru Koiwa | 2002-08-06 |
| 6360586 | Device for detecting the knocking of an internal combustion engine | Tsutomu Morishita, Yasuhiro Takahashi, Koichi Okamura, Mitsuru Koiwa | 2002-03-26 |