Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340508 | Resistance material, resistor and method of making the same | Richard L. Wahlers | 1982-07-20 |
| 4293838 | Resistance material, resistor and method of making the same | Richard L. Wahlers | 1981-10-06 |