Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D674462 | Cleaning solution generator | Robert James Guastella, Michael Andreini, Daniel Paul Longhenry, Jeffrey A. Johnson, Allen John Rapatz +4 more | 2013-01-15 |
| 6735811 | Cleaning liquid dispensing system for a hard floor surface cleaner | Bruce F. Field, Joseph K. Krueger, Bryan Christensen, James J. Seifert | 2004-05-18 |
| 6192542 | Sweeper conveyor overflow and leakage recycling ramp | Sherman B. Frederick, Mark D. Kinter | 2001-02-27 |