Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7043341 | Swimming pool and spa heater control system and method | Gary W. Gallupe, Greg Ouzounian | 2006-05-09 |
| 4786005 | Apparatus for dispensing sheet material | Louis S. Hoffman, William Bohmer, Ralph DeVito, Richard D. Watkins, Charles B. Sanders +2 more | 1988-11-22 |
| 4722372 | Electrically operated dispensing apparatus and disposable container useable therewith | Louis S. Hoffman, William Bohmer, Ralph DeVito, Richard D. Watkins, Charles B. Sanders +1 more | 1988-02-02 |
| 4666099 | Apparatus for dispensing sheet material | Louis S. Hoffman, William Bohmer, Ralph DeVito, Richard D. Watkins, Charles B. Sanders +2 more | 1987-05-19 |