Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622620 | Apparatus for treating fountain solution | Richard C. Stoyell, Lawrence A. Smith, Jr. | 1997-04-22 |
| 5489379 | Apparatus for filtering solution | Richard C. Stoyell | 1996-02-06 |