Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10036343 | Control apparatus | — | 2018-07-31 |
| 7801666 | Air-fuel ratio detection apparatus of internal combustion engine | Yasuo Sagisaka, Yasuo Hirata, Eijirou Yamada | 2010-09-21 |
| 7677091 | Air-fuel ratio controller for an internal combustion engine and diagnosis apparatus for intake sensors | Yasuo Mukai | 2010-03-16 |