Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10337435 | Heater control device for exhaust gas sensor | — | 2019-07-02 |
| 10234420 | Gas sensor control device | Ryozo Kayama, Yukihiro Yamashita | 2019-03-19 |
| 10174698 | Heater control device for exhaust gas sensor | Yukihiro Yamashita, Ryozo Kayama | 2019-01-08 |