Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5644069 | Sensor for distinguishing fuel vapors | Yuan Liu, Kenji Motosugi, Christoph Roth, Tetsu Yamamoto | 1997-07-01 |
| 5614895 | Map information regenerating device | Masahiro Ohomori, Takeshi Imai | 1997-03-25 |