Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474302 | Knock control apparatus for internal-combustion engine | Yasuhiro Takahashi, Koichi Okamura, Mitsuru Koiwa | 2002-11-05 |
| 6360586 | Device for detecting the knocking of an internal combustion engine | Yasuhiro Takahashi, Koichi Okamura, Kimihiko Tanaya, Mitsuru Koiwa | 2002-03-26 |
| 6311672 | Device for controlling the knocking of an internal combustion engine | Yasuhiro Takahashi, Koichi Okamura, Mitsuru Koiwa, Yutaka Ohashi | 2001-11-06 |
| 6298823 | Knock control apparatus for internal combustion engine | Yasuhiro Takahashi, Koichi Okamura, Mitsuru Koiwa | 2001-10-09 |