Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6088933 | Drive rod and clutch disk for a paint brush and roller drying tool | — | 2000-07-18 |
| 5996231 | Scraping tool with replaceable blade and controlled quick-release clamp | David E. Roche, Mark Baerenrodt, Mark T. Panaccione | 1999-12-07 |
| D344825 | Tool handle | Donald P. Cummings, Robert Howitt | 1994-03-01 |
| D338822 | Scraper handle | — | 1993-08-31 |
| D319379 | Tool handle | Donald P. Cummings, Robert Howitt | 1991-08-27 |
| 5012581 | Universal utility knife | William D. Fletcher, Donald P. Cummings | 1991-05-07 |
| 4524514 | Combination of a tool and a hollow tool sectional handle | Samuel N. Apostola, Douglas C. DeVries | 1985-06-25 |