Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9593831 | Artificial LED lighted Christmas tree | — | 2017-03-14 |
| 9226351 | Compact converter plug for LED light strings | Long Chen, Beijing Yu | 2015-12-29 |
| 8836224 | Compact converter plug for LED light strings | Long Chen, Beijing Yu | 2014-09-16 |
| 8823270 | Interchangeable LED bulbs | Shengwang Du | 2014-09-02 |
| 8723432 | Capacitive full-wave circuit for LED light strings | Lianfeng Ma | 2014-05-13 |
| 8388213 | Substantially inseparable LED lamp assembly | — | 2013-03-05 |
| 8376606 | Water resistant and replaceable LED lamps for light strings | — | 2013-02-19 |
| 8314564 | Capacitive full-wave circuit for LED light strings | Lianfeng Ma | 2012-11-20 |
| 8083393 | Substantially inseparable LED lamp assembly | — | 2011-12-27 |
| 8072442 | Electrically switchable field of view for embedded light sensor | Jean-Luc Laurent Castagner, Alexandra Baum, James Rowland Suckling, Christopher Brown | 2011-12-06 |
| 8016440 | Interchangeable LED bulbs | Shengwang Du | 2011-09-13 |
| 7883261 | Water-resistant and replaceable LED lamps | — | 2011-02-08 |
| 7850362 | Removable LED lamp holder with socket | — | 2010-12-14 |
| 7784993 | Watertight LED lamp | — | 2010-08-31 |
| 7661852 | Integrated LED bulb | — | 2010-02-16 |
| 7606273 | Wavelength and intensity stabilized laser diode and application of same to pumping solid-state lasers | Sheng-Bai Zhu, Ningyi Luo | 2009-10-20 |
| 7518316 | Half-wave rectification circuit with a low-pass filter for LED light strings | — | 2009-04-14 |