Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5021126 | Drum washer having liquid collecting means | Dennis L. Gwin, Ron L. Montgomery | 1991-06-04 |
| 4310384 | Reducing chemical transfer between treatment stages | Michael D. Meredith, Louis L. Edwards, Jr. | 1982-01-12 |