Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11436875 | Protocol conversion device and vehicle diagnostic system | Hiromi Hirase, Yoshinori Yamada, Atsushi Takahashi | 2022-09-06 |
| 5426587 | Misfire discriminating method for an engine | Izuru Kawahira | 1995-06-20 |
| 5307670 | Misfire discriminating method for an engine | Izuru Kawahira | 1994-05-03 |
| 5287282 | Misfire diagnosis apparatus for an internal combustion engine | — | 1994-02-15 |
| 5268843 | Engine misfiring determining device | — | 1993-12-07 |
| 5222394 | System for detecting combustion condition of an internal combustion engine | — | 1993-06-29 |