Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6082376 | Method of operating a wet extractor | Richard Karr, Kevin Genge, William Hanold, Gregory W. Luebbering, William Phelan | 2000-07-04 |
| 5933912 | Wet extractor system | Richard Karr, Kevin Genge, William Hanold, Gregory W. Luebbering, William Phelan | 1999-08-10 |
| 5839159 | Wet extractor system | Richard Karr, Kevin Genge, William Hanold, Gregory W. Luebbering, William Phelan | 1998-11-24 |
| 5784755 | Wet extractor system | Richard Karr, Kevin Genge, William Hanold, Gregory W. Luebbering, William Phelan | 1998-07-28 |
| 5758067 | Automated tape backup system and method | Bruce A. Makinen, Ellen M. Nelson, Robin L. Steele, Ida L. Newcomer | 1998-05-26 |
| 4777691 | Motor driven brush assembly for vacuum cleaner | Clark S. Richmond | 1988-10-18 |
| 4709889 | Wire clip | — | 1987-12-01 |
| 4388012 | Swivel connector | — | 1983-06-14 |