Inventor
CHIEN LI-JEN
TW9 patents
⚠️ This page may combine multiple inventors who share the name “CHIEN LI-JEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PRIMAX ELECTRONICS LTD
5 patentsUS10276328B1Apr 30, 2019
Keyboard structure
PRIMAX ELECTRONICS LTD9 citations82
US10236141B1Mar 19, 2019
Key structure
PRIMAX ELECTRONICS LTD7 citations77
US10658135B1May 19, 2020
Keyboard key structure that generates an operation sound
PRIMAX ELECTRONICS LTD2 citations71
US10658137B1May 19, 2020
Key structure
PRIMAX ELECTRONICS LTD2 citations71
US10490369B1Nov 26, 2019
Key structure
PRIMAX ELECTRONICS LTD4 citations71