Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10233623 | Automatic leak-proof water inlet device for a water tank | Ted Gruska | 2019-03-19 |
| 10233624 | Toilet tank handle assembly | — | 2019-03-19 |
| 9809963 | Leak-proof water valve of toilet tank | — | 2017-11-07 |
| 9650773 | Leak-proof structure of toilet tank | — | 2017-05-16 |
| 9447567 | Flow adjustable bubble aerator | — | 2016-09-20 |
| 8905061 | Needle fill valve | — | 2014-12-09 |
| 8888020 | Multi-stage showerhead for preventing mixed-flow and back-pressure | — | 2014-11-18 |
| 8827186 | Pressure boosting showerhead | — | 2014-09-09 |
| 8418276 | Toilet flushing device | — | 2013-04-16 |
| D369851 | Shower head | — | 1996-05-14 |
| D366309 | Shower head | — | 1996-01-16 |
| D364915 | Shower head | — | 1995-12-05 |