Issued Patents 2002
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499182 | Convertible blower port for vacuum cleaner | Ronald Griffin, Kevin D. Fry, Randy L. Buss | 2002-12-31 |
| 6494544 | Axle and wheel mounting system for a wet/dry vacuum cleaner | Ronald Griffin, David Martinez | 2002-12-17 |
| 6485259 | Vaneless impeller housing for a vacuum cleaner | — | 2002-11-26 |
| 6481107 | Rotary flail feeding device and method | — | 2002-11-19 |
| 6481049 | Self-evacuating vacuum cleaner | — | 2002-11-19 |
| 6478342 | Swivel coupling for a hose | — | 2002-11-12 |
| 6451078 | Fitting for vacuum bags | Robert L. Crevling, Jr. | 2002-09-17 |
| 6440227 | Nozzle and method providing increased liquid lift height for a wet/dry vacuum cleaner | Alan D. Kaufman | 2002-08-27 |
| 6440191 | Vacuum cleaner filter assembly | Li H. Liu | 2002-08-27 |
| 6385853 | Rotary flail feeding device | — | 2002-05-14 |
| 6381803 | Vacuum cleaner | Ronald Griffin, Mark E. Baer | 2002-05-07 |
| 6378164 | Pump inlet fitting | — | 2002-04-30 |
| 6367118 | Vacuum cleaner hose clip | — | 2002-04-09 |
| 6358005 | Vaneless impeller housing for a vacuum cleaner | — | 2002-03-19 |
| 6347430 | Self-evacuating vacuum cleaner | Randy L. Buss | 2002-02-19 |