Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11910992 | Handheld vacuum cleaner | Alan J. Krebs | 2024-02-27 |
| 11766158 | Vacuum cleaner | Alan J. Krebs | 2023-09-26 |
| 10827892 | Vacuum cleaner | Alan J. Krebs | 2020-11-10 |
| 10820767 | Handheld vacuum cleaner | Alan J. Krebs | 2020-11-03 |
| 10064530 | Handheld vacuum cleaner | Alan J. Krebs | 2018-09-04 |
| 7774895 | Extraction with chemical exothermic reaction heating | Eric J. Hansen | 2010-08-17 |
| 7153371 | Extraction with chemical exothermic reaction heating | Eric J. Hansen | 2006-12-26 |
| 6880199 | Extraction cleaning with collapsible tanks | Eric C. Huffman, Jonathan L. Miner | 2005-04-19 |
| 6868578 | Upright vacuum cleaner with cyclonic separation | Gary A. Kasper | 2005-03-22 |