Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9210822 | Entrance device housing with detachable front panel | Le-Rong Lin | 2015-12-08 |
| D722301 | Intercom | — | 2015-02-10 |
| D707147 | Doorbell | Ke Rong Lin | 2014-06-17 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9210822 | Entrance device housing with detachable front panel | Le-Rong Lin | 2015-12-08 |
| D722301 | Intercom | — | 2015-02-10 |
| D707147 | Doorbell | Ke Rong Lin | 2014-06-17 |