Issued Patents All Time
Showing 1–25 of 113 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12340037 | Active stylus and processing circuits and method thereof, touch sensitive processing apparatus and method thereof, and touch system | — | 2025-06-24 |
| 12282615 | Passive capactive stylus and eraser cap | Chin-Fu Chang, Hsueh-Fen Lin, Yu-Cing Lien | 2025-04-22 |
| 12277289 | Touch module and touch screen using same | Chin-Fu Chang, Cheng-Han Lee | 2025-04-15 |
| 12086360 | Pressure calibration method and touch sensitive process apparatus and touch system implementing the method | Chin-Fu Chang | 2024-09-10 |
| 12026345 | Touch panel for capacitive sensing with reduced noise | Chin-Fu Chang | 2024-07-02 |
| 11921947 | Electronic system and touch sensitive processing apparatus for touch function setting and activating and method thereof | Chin-Fu Chang, Chia-Ling Sun, Jia-Ming Chen | 2024-03-05 |
| 11880534 | Touch sensitive processing method, apparatus and touch system | — | 2024-01-23 |
| 11775113 | Touch sensitive processing apparatus and touch system for calculating pressure calibration function and method thereof | Chin-Fu Chang | 2023-10-03 |
| 11698692 | Transmitter and method for transmitting signal value | Chin-Fu Chang | 2023-07-11 |
| 11669214 | System, method and apparatus with reduction of static electric charges effect on touch panel detection | Chin-Fu Chang | 2023-06-06 |
| 11669209 | Touch sensitive processing method, apparatus and touch system | — | 2023-06-06 |
| 11662844 | Touch sensitive processing apparatus, method and electronic system | Cheng-Han Lee | 2023-05-30 |
| 11662842 | Touch sensitive processing method and apparatus and touch system for receiving information from transmitter | Chin-Fu Chang | 2023-05-30 |
| 11630532 | Touch sensitive processing apparatus and method thereof and touch system | — | 2023-04-18 |
| 11614831 | Pressure calibration method and touch sensitive process apparatus and touch system implementing the method | Chin-Fu Chang | 2023-03-28 |
| 11599208 | Touch sensitive processing apparatus and method and system for detecting electronic board eraser | — | 2023-03-07 |
| 11550422 | Flexible touch screen, touch sensitive processing apparatus and method, and electronic system | Chin-Fu Chang | 2023-01-10 |
| 11474640 | Touch sensitive processing apparatus and electronic system and method thereof for reducing interference from pixel refreshing | Chin-Fu Chang | 2022-10-18 |
| 11449170 | Stylus and processing method thereof | — | 2022-09-20 |
| 11442576 | Touch sensitive apparatus, method and touch system for receiving signal value | Chin-Fu Chang | 2022-09-13 |
| 11435852 | Touch sensitive processing apparatus and touch system and touch sensitive processing method thereof | Chin-Fu Chang | 2022-09-06 |
| 11409379 | Stylus and operating method thereof for transmitting electrical signals carrying pressure information | Chin-Fu Chang | 2022-08-09 |
| 11392221 | Touch sensitive processing apparatus, system and operating method thereof for receiving electrical signals carrying pressure information | Chin-Fu Chang | 2022-07-19 |
| 11340733 | Touch sensitive processing apparatus and touch system for detecting electrical signals and method thereof | Chin-Fu Chang | 2022-05-24 |
| 11340718 | Transmitter and transmitting method | Chin-Fu Chang | 2022-05-24 |