Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357436 | Composite insulating material and process | Carl E. Chivers, Donald E. Jefferson | 1982-11-02 |
| 4286999 | Method of improving properties of ceramic fibers | — | 1981-09-01 |
| 4238285 | Digester system for delivering wood chips in an even layer into a digester | — | 1980-12-09 |
| 4238304 | Method for improved recovery of tall oil from black liquors | — | 1980-12-09 |
| 4205541 | Stock washer | — | 1980-06-03 |