Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12353941 | Method for near field communication with serial interface microcontroller and NFC tag device using the same | Pei-Chien Hsu | 2025-07-08 |
| 11900196 | Radio frequency identification integrated circuit for reducing pin counts and rfid providing method thereof | Hsin Chou Lee, Hsien-Yao Li | 2024-02-13 |
| 10911870 | Interactive music tag system and interactive method thereof | — | 2021-02-02 |
| 10601519 | Receiver circuit with low power consumption and method for reducing power consumption of receiver system | — | 2020-03-24 |
| 10402024 | Integrated communication and capacitive sensing circuit and interactive system using the same | Hsien-Yao Li | 2019-09-03 |
| 10331284 | Touch-control communication system and touch-control communication method | — | 2019-06-25 |
| 10288731 | Distance detection method and distance detection device using the same | — | 2019-05-14 |
| 10180320 | Low cost position sensor and mobility device using the same | Bing Huang SHIH | 2019-01-15 |
| 10127823 | Automatic page detection method for print article and print article using the same | — | 2018-11-13 |
| 9867261 | Light emitting device with dimming visible light communication function and interaction device applying for visible light | Hsien-Yao Li | 2018-01-09 |
| 9740277 | System for identifying paired ID cards | — | 2017-08-22 |
| 9654185 | Interactive method for communication with smart mobile device and interactive communication system using the same | — | 2017-05-16 |
| 9454276 | Apparatus with both touch sensing and electrical field sensing functions and interactive apparatus using the same | Tung-Tsai Liao | 2016-09-27 |
| 9367715 | System for non-contact ID identification and ID card using the same | Hsien-Yao Li, Tung-Tsai Liao | 2016-06-14 |
| 9166647 | Expandable device for wireless audio input | Tung-Tsai Liao | 2015-10-20 |
| 9134113 | Position identification system and method and system and method for gesture identification thereof | — | 2015-09-15 |
| 9112983 | Bluetooth data/control message transmission module, interaction system and method thereof | Chih-Hsiang Yang, Cheng-Chiang LIU, Chih-Hao Liang | 2015-08-18 |
| 8665224 | Capacitance touch sensor | Tung-Tsai Liao, Chih-Hsiang Yang | 2014-03-04 |
| 8368313 | Electronic candle and electronic night lamp | Tung-Tsai Liao | 2013-02-05 |
| 8354998 | Information input panel using light emitted diode matrix with time-division multiplexing | Tung-Tsai Liao | 2013-01-15 |
| 8247772 | Infrared positioning apparatus and system thereof | Tung-Tsai Liao | 2012-08-21 |
| 8160276 | Audio system and related method integrated with ultrasound communication functionality | Tung-Tsai Liao | 2012-04-17 |
| 8098992 | Multipurpose infrared apparatus and display apparatus thereof | Tung-Tsai Liao, Che-Hui Wang | 2012-01-17 |
| 7880479 | Capacitive sensor with alternating current power immunity | Tung-Tsai Liao | 2011-02-01 |
| 7872600 | Low cost analog to digital converter and a method for converting an analog signal to a digital signal | Tung-Tsai Liao | 2011-01-18 |