Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10129701 | Location context managing method and electronic device | Chin-Lung Li, Chin-Tang Weng | 2018-11-13 |
| 8896420 | RFID tag, operating method of RFID tag and operating method between RFID tag and RFID reader | Wei-Tse Chang | 2014-11-25 |
| 8756004 | Identification tag navigation system and method thereof | — | 2014-06-17 |
| 8587434 | Near-field communication apparatus and associated method | Shih-Yen Huang | 2013-11-19 |
| 8576071 | Automatic lock and automatic unlock method for computer system and computer system thereof | Yung-Chih Lo, Chih-Yuan Hsieh, Wei Chang | 2013-11-05 |
| 8446257 | Radio frequency charging system | Chih-Yuan Hsieh | 2013-05-21 |
| 8284029 | Radio frequency identification system and method | — | 2012-10-09 |
| 8269643 | Positioning/navigation system using identification tag and position/navigation method | — | 2012-09-18 |
| 8193985 | Radio frequency positioning system and method | Chih-Yuan Hsieh | 2012-06-05 |
| 8093993 | Identification tag information reminder system and method and portable identification tag information reminder device using the method | Meng-Shu Lee | 2012-01-10 |