Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4493912 | Electromagnetic wave attenuating composition | Charles D. Dudgeon | 1985-01-15 | $4,647,000 |
| 4359338 | Coating composition adapted for electric generators | — | 1982-11-16 | $7,355,000 |