Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4542730 | Method and apparatus for controlling air-fuel ratio of mixture for combustion engines | Shiro Nagasawa, Toshio Fujimura, Masayuki Itoh, Shinya Taniguchi | 1985-09-24 |