Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5972865 | Water-based flushing solution with low VOC content | Richard E. Knipe, Jr., Savarimuthu M. Jacob | 1999-10-26 |
| 5205307 | System for cleaning contaminants from parts | Robert P. Di Stefano, Richard E. Knipe, Jr. | 1993-04-27 |
| 4463469 | Automatic bowling lane maintenance machine | — | 1984-08-07 |