Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11137119 | Tubular device for fitting to a tubular light fitting | Haimin Tao, Tian Xiang Wen, Feng Ju, Frits Tobi De Jongh, Han Lu | 2021-10-05 |
| 11109470 | Tubular lighting device, luminaire and method for operating with an electronic ballast | Bernd Ackermann, Theodorus Johannes Petrus Van Den Biggelaar, Haimin Tao, Henricus Theodorus Van Der Zanden | 2021-08-31 |
| 10986712 | Controllable driver and drive method to connect an electronic ballast to an LED light source based on the model, type, or identity of the ballast | Liang Shi, Adrianus Johannes Stephanus Maria De Vaan, Xianhui Zhang, Paul R. Veldman, Hui Zheng +1 more | 2021-04-20 |
| 10841988 | Retrofit LED tube for replacing a fluorescent tube | Anteneh Alemu Abbo, Haimin Tao, Bernd Ackermann, Kumar Arulandu, Wai Pang Chow +1 more | 2020-11-17 |