Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637786 | Series parallel heated oxygen sensor heater control | Alan Michael Rooke | 1997-06-10 |
DW
David Charles Weber
Overall (1997): #160,845 of 185,788Top 90%
1
Patents 1997