Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11746992 | Ultrasonic welding method for lamp holder and light string and light string manufactured by the method | Qingan Wu, Bihai Wang | 2023-09-05 |
| 11735880 | Light bulb holder structure and light bulb having same | Qingan Wu, Bihai Wang | 2023-08-22 |
| 11721943 | Light bulb holder structure and light | Qingan Wu, Zhongyi Lin | 2023-08-08 |
| 11612032 | LED device with lateral light emission | Qingan Wu, Yaying Huang | 2023-03-21 |
| 11464090 | Light string with constant-current rectification | Bihai Wang, Yao-Zhong Liu | 2022-10-04 |
| 11255510 | Decorative bulb with inner lens | Yao-Zhong Liu | 2022-02-22 |
| 11231172 | LED lamp bulb with conductive element inserted in self-locking element | Qingan Wu, Yaying Huang | 2022-01-25 |
| 11152357 | Rectifier diode encapsulation structure with common electrodes | Qingan Wu | 2021-10-19 |
| 10941923 | Screw mounted lamp string | Qingan Wu | 2021-03-09 |