Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4624793 | Fiber finishes | John E. Phifer, Roger H. Garst | 1986-11-25 |
| 4540521 | Liquid quaternary ammonium antistatic compositions | Roger H. Garst, Frank Norman Tuller | 1985-09-10 |