Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12104365 | Water-replenishing pipe dredging device | — | 2024-10-01 |
| 11858015 | Auto-feed pipe cleaner | — | 2024-01-02 |
| 11642733 | Repairing tool for electric wire threading head | — | 2023-05-09 |
| 11525251 | Reciprocating pump-type pipe dredging device | — | 2022-12-13 |
| 11425988 | Pipe cleaning brush | — | 2022-08-30 |
| D928430 | Grip of conduit dredge | — | 2021-08-17 |
| D927801 | Conduit dredge | — | 2021-08-10 |
| D844910 | Sucker for conduit dredge | — | 2019-04-02 |
| D839507 | Handle for conduit dredge | — | 2019-01-29 |
| D838927 | Handle bar for conduit dredge | — | 2019-01-22 |
| D836869 | Conduit dredge | — | 2018-12-25 |
| D834268 | Grip of conduit dredge | — | 2018-11-20 |
| D807730 | Conduit dredge | — | 2018-01-16 |
| D688840 | Plunger | — | 2013-08-27 |
| D618407 | Plumbing snake handle | — | 2010-06-22 |
| D613468 | Sink plunger | Angie L. Kosasih | 2010-04-06 |
| 7073211 | Hydraulic plumber's friend | — | 2006-07-11 |
| D518252 | Drain cleaner strip | — | 2006-03-28 |