Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4804429 | Method of forming a floor tile on a drum | F. Joseph Appleyard, John H. Young | 1989-02-14 |
| 4373863 | Feed control system for pumping fluids to dishwashers and the like | William K. Russell | 1983-02-15 |
| 4242051 | Feed control system for pumping fluids to dishwashers and the like | William K. Russell | 1980-12-30 |