Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10722928 | Drain cleaner | Sean T. Kehoe, Ryan J. Denissen, Charles K. Cooksey, Peter J. Davies, Jingyuan Liang | 2020-07-28 |
| 10618086 | Drain cleaner with feed handle | William D. Stoneback | 2020-04-14 |