Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4332401 | Insulated casing assembly | Edgar O. Stephenson, Charles R. Cunningham | 1982-06-01 | $3,180,000 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4332401 | Insulated casing assembly | Edgar O. Stephenson, Charles R. Cunningham | 1982-06-01 | $3,180,000 |