HL

Hong-Zhi Liu

IO Interlight Optotech: 6 patents #4 of 13Top 35%
EP Epistar: 4 patents #251 of 732Top 35%
HO Huga Optotech: 3 patents #12 of 42Top 30%
KC Kaistar Lighting(Xiamen) Co.: 3 patents #10 of 58Top 20%
LE Lextar Electronics: 3 patents #83 of 296Top 30%
Overall (All Time): #338,729 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
D1032920 Candle warmer lamp 2024-06-25
D1028331 Table lamp base 2024-05-21
11543081 LED assembly with omnidirectional light field Yi-Ting KUO, Tzu-Chi Cheng 2023-01-03
11422296 Light-emitting module structure Pei-Song Cai, Lung-Kuan Lai, Shih-Yu Yeh, Guan-Zhi Chen, Kuo-Yen Chang +1 more 2022-08-23
RE49031 Flexible LED assemblies and LED light bulbs Tzu-Chi Cheng 2022-04-12
10908344 Light-emitting module structure Pei-Song Cai, Lung-Kuan Lai, Shih-Yu Yeh, Guan-Zhi Chen, Kuo-Yen Chang +1 more 2021-02-02
10724721 Light emitting diode device Hwa Su, Tzu-Chi Cheng 2020-07-28
10720559 Light-emitting diode device and manufacturing method thereof Lung-Kuan Lai, Pei-Song Cai, Jian Liang, Hao-Chung Chan 2020-07-21
9874318 LED assembly and LED bulb using the same Hwa Su, Tzu-Chi Cheng, Yu Min Li 2018-01-23
9653668 LED filament and filament-type LED bulb Yu-Chun Chung, Chien-Li Yang 2017-05-16
9310031 Light emitting diode bulb Hwa Su, Tzu-Chi Cheng 2016-04-12
9231171 Flexible LED assemblies and LED light bulbs Tzu-Chi Cheng 2016-01-05
9157579 LED assembly with omnidirectional light field Tzu-Chi Cheng 2015-10-13
9115875 LED light lamps using stack effect for improving heat dissipation Hwa Su, Tzu-Chi Cheng, Yu Min Li 2015-08-25