YC

Yi-Chih Chang

WI Waltop International: 10 patents #2 of 42Top 5%
TSMC: 2 patents #6,667 of 12,232Top 55%
FC First International Computer: 1 patents #15 of 71Top 25%
📍 Jinshanmian, TW: #150 of 466 inventorsTop 35%
Overall (All Time): #360,958 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12234145 Methods for wafer bonding Chien-Wei Chang, Ya-Jen Sheuh, Ren-Dou Lee, Yi-Hsun Chiu, Yuan-Hsin Chi 2025-02-25
11851325 Methods for wafer bonding Chien-Wei Chang, Ya-Jen Sheuh, Ren-Dou Lee, Yi-Hsun Chiu, Yuan-Hsin Chi 2023-12-26
11023057 Stylus structure having a barrier unit for contacting with a trigger component Ju-Ming Lin, YING-HWA TANG 2021-06-01
10895930 Message erasing device and message erasing system YING-HWA TANG 2021-01-19
10613647 Portable electronic device and stylus thereof 2020-04-07
10599272 Portable electronic device and active capacitive stylus thereof 2020-03-24
10564737 Capacitive stylus with eraser Chia-Jui Yeh 2020-02-18
10429956 Capacitive stylus with detachable eraser Chia-Jui Yeh 2019-10-01
10042444 Capacitive stylus with two transmit electrodes Chia-Jui Yeh 2018-08-07
9703401 Portable electronic device and miniaturization rechargeable capacitive stylus thereof 2017-07-11
9626011 Rechargeable capacitive stylus 2017-04-18
9606642 Portable electronic device and miniaturization rechargeable capacitive stylus thereof 2017-03-28
D417204 Notebook computer Ching-Lung Liu 1999-11-30