YC

Yi Chang

CO Coretronic: 10 patents #61 of 684Top 9%
TI Twinhead International: 1 patents #6 of 21Top 30%
Overall (All Time): #408,915 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11500279 Optical module and projection apparatus Chien-Sheng Liu, Yu-Hao Chang, Chang-Lin Hsieh, Shu-Yu Lin 2022-11-15
11477420 Illumination system and projection device Chen-Wei Fan 2022-10-18
11442346 Illumination device, projection system and operation methods thereof Yu-Sheng Tsao, Chan-Chih Lin 2022-09-13
11422447 Illumination system, projection device and color wheel calibrating method Yu-Sheng Tsao, Chan-Chih Lin 2022-08-23
11237465 Optical module and projector with same 2022-02-01
11209723 Optical module and projector Shu-Yu Lin, Chien-Sheng Liu, Chun-Min Wu 2021-12-28
11194241 Optical module Wei-Hao Chen 2021-12-07
11126069 Projector and optical module including extending wire Wei-Hao Chen 2021-09-21
10728509 Projector, optical engine module, image resolution enhancement device and driving method thereof Wei-Hao Chen, Kuang-Yao Liu 2020-07-28
8803183 LED heat-conducting substrate and its thermal module Syh-Yuh Cheng 2014-08-12
8653695 Power switching device and method thereof, and projection device using the power switching device Mao Wang 2014-02-18
6082623 Cooling system and method for a portable computer 2000-07-04