Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11439283 | Self-cleaning system and method for extraction cleaners | Kenneth M. Lenkiewicz, Scott Miller Vogel, Aaron P. Griffith, Eric Daniel Buehler, Jeffrey A. Scholten +1 more | 2022-09-13 |
| 11432699 | Steam cleaning apparatus | — | 2022-09-06 |
| 11399679 | Cyclone module for vacuum cleaner | Kenneth M. Lenkiewicz | 2022-08-02 |
| 11304584 | Surface cleaning apparatus | Ming Luo, Jin Yang | 2022-04-19 |