Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34257 | Crank angle detecting system for engines | Haruo Yuzawa, Katsuyuki Nakamura, Kazuhiro Ishigami | 1993-05-18 |
| 4747389 | Crank angle detecting system for engines | Haruo Yuzawa, Katsuyuki Nakamura, Kazuhiro Ishigami | 1988-05-31 |
| 4656993 | Crank angle detecting system for engines | Haruo Yuzawa, Katsuyuki Nakamura, Kazuhiro Ishigami | 1987-04-14 |