Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6725498 | Recovery tank assembly | Kenneth L. Symensma, SLEIMAN ABDALLAH, Robert S. Wilson | 2004-04-27 |
| 6314610 | Vacuum cleaner bag housing assembly | Daniel R. Miller, David J. Boles, Lynn A. Frederick, Raymond L. Lawter | 2001-11-13 |
| 6260233 | Removable hose and tool caddy for a vacuum cleaner | Richard A. Wareham, David M. J. Allgeier, Nick M. Bosyj, Arne J. Diehl, Keith G. Minton +1 more | 2001-07-17 |
| 5961676 | Hard bag door with air directing arrangement | Raymond L. Lawer, David P. Parks, Kurt D. Harsh, Douglas C. Barker, Jeffrey S. Louis +2 more | 1999-10-05 |
| 5406674 | Resiliently cushioned activating means for power assist | Raymond L. Lawter, Rodney J. Svik | 1995-04-18 |
| 5226527 | Vacuum cleaner remote switch actuator | Edgar A. Maurer, Herbert Morello | 1993-07-13 |
| 5134750 | Cleaner with conversion valve arrangement | Edgar A. Maurer, Darwin S. Crouser, Charles R. Morrow, Raymond L. Lawter | 1992-08-04 |
| 4845803 | Movable hand grip with actuation | — | 1989-07-11 |