Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4790686 | Protected metal article | Herbert F. Campbell, Gayle P. Fields, James L. Burris | 1988-12-13 |
| 4716075 | Protected metal article and method of making | Herbert F. Campbell, Gayle P. Fields, James L. Burris | 1987-12-29 |
| 4244985 | Method of curing thermosetting plastic powder coatings on elongated metallic members | Hart F. Graff | 1981-01-13 |