CC

Chin-Fu Chang

ET Egalax_Empia Technology: 25 patents #1 of 9Top 15%
Overall (2017): #989 of 506,227Top 1%
25
Patents 2017

Issued Patents 2017

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
9851816 Transmitter and controlling method thereof Shang-Tai Yeh 2017-12-26
9823791 Transmitter, touch sensitive system and transmitting method thereof 2017-11-21
9823768 Signal measuring method and device for touch screen 2017-11-21
9804716 Touch sensitive processing apparatus and method thereof Shun-Lung Ho 2017-10-31
9798427 Method and device for dual-differential sensing Cheng-Han Lee, Chi-Hao Tang, Shun-Lung Ho 2017-10-24
9791487 Method and device for measuring signals 2017-10-17
9785260 Method, apparatus, and system for detecting transmitter approximating or touching touch sensitive device 2017-10-10
D797742 Stylus Shang-Tai Yeh, Yu-Hao Chang 2017-09-19
9766759 Mutual capacitance touch sensing device and its sine wave measuring method 2017-09-19
9715310 Touch controller, touch system, and method for detecting a touch screen Chi-Hao Tang 2017-07-25
9689906 Method and device for position detection Cheng-Han Lee, Chi-Hao Tang, Shun-Lung Ho 2017-06-27
9665192 Active stylus having switching function 2017-05-30
9665231 Detecting method and device for touch screen 2017-05-30
9645431 Touch display and method for driving a plurality of touch driving electrodes of touch display Shang-Tai Yeh 2017-05-09
D784991 Stylus Shang-Tai Yeh 2017-04-25
9632617 Transmitter and transmitting method thereof 2017-04-25
9626044 System and method for scanning control of a capacitive touch panel 2017-04-18
9619054 Active stylus with switching functions 2017-04-11
9606685 Touch sensing device and 2D sensing information update method used in same Shang-Tai Yeh 2017-03-28
9606692 Controller for position detection Cheng-Han Lee, Chi-Hao Tang, Shun-Lung Ho 2017-03-28
9600128 Touch sensitive device and touch determination method thereof Shang-Tai Yeh 2017-03-21
9583213 Positive/negative sampling and holding circuit Guang-Huei Lin 2017-02-28
9577614 Detecting method and device for suppressing interference of low-frequency noise Shang-Tai Yeh, Guang-Huei Lin, Po-Chuan Lin 2017-02-21
9569017 Processing device and processing method 2017-02-14
9559692 Impedance shifting circuit and signal sensing circuit 2017-01-31