Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5310474 | Workfunction based A/F sensor | Robert E. Hetrick | 1994-05-10 |
| 5275712 | Wide range workfunction based A/F sensor | Robert E. Hetrick | 1994-01-04 |
AS
Allen L. Schamp
Overall (1994): #38,497 of 165,921Top 25%
2
Patents 1994