LT

Lei-Lung Tsai

PE Primax Electronics: 8 patents #1 of 73Top 2%
Overall (2021): #12,545 of 548,734Top 3%
8
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11177092 Keyboard device and key structure thereof Chien-Hung Liu, Chin-Sung Pan, Chia-Wei Chang 2021-11-16
11175444 Luminous keyboard and backlight module thereof Chin-Sung Pan 2021-11-16
11177083 Key structure Ming-Han Wu, Che-Wei Yang, Yi-Wei Chen, Chien-Hung Liu 2021-11-16
11177091 Keyboard device Chuang-Shu Jhuang, Song-Hui Han 2021-11-16
11145474 Keyboard device and key structure thereof Chin-Sung Pan, Chien-Hung Liu, Sheng-Fan Chang, Tsu-Yi Chen, Chun-Yuan Liu 2021-10-12
11120956 Keyboard device Chia-Wei Chang, Chin-Sung Pan 2021-09-14
11011330 Keyboard device Yi-Shu Lee 2021-05-18
10903024 Keyboard device Chun-Yuan Liu, Tsu-Yi Chen 2021-01-26