Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9732658 | Abnormality diagnosis system of internal combustion engine | Hiroshi Miyamoto, Masahiro Kubo | 2017-08-15 |
| 9670819 | Catalyst deterioration determination system | Keiichiro Aoki, Go Hayashita | 2017-06-06 |
| 9599055 | Exhaust gas purification apparatus for an internal combustion engine | Yasushi Iwazaki, Masahiro Kubo | 2017-03-21 |