Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D854661 | Faucet bridge and spout | Cheng-Yeh Hsieh | 2019-07-23 |
| 9896827 | Drainage overflow pipe structure for bathtub | Cheng-Yeh Hsieh | 2018-02-20 |
| 6220527 | Cleaning device having cleaning agent provided therein | He-Jin Chen | 2001-04-24 |
| 6217244 | Sponge mop with a cleaning tank attached thereto | He-Jin Chen | 2001-04-17 |
| 6146041 | Sponge mop with cleaning tank attached thereto | He-Jin Chen | 2000-11-14 |