Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9450488 | Control circuit for maintaining output signal of switching regulator in a sleep mode and method for regulating electrical signal | Cheng-Hui Chang | 2016-09-20 |
| 9003100 | Reference frequency setting method, memory controller, and flash memory storage apparatus | Chih-Ming Chen, An-Chung Chen | 2015-04-07 |
| 8571158 | Method and data transceiving system for generating reference clock signal | An-Chung Chen, Wei-Yung Chen | 2013-10-29 |
| 7667586 | Multi-functional alert safety helmet assembly | — | 2010-02-23 |
| 7619401 | Bandgap reference circuit | An-Chung Chen, Hung-Cheng Huang, Ming-Tse Lin | 2009-11-17 |
| D566117 | Audio and light keyboard | — | 2008-04-08 |
| 7278750 | LED keyboard of a notebook computer | — | 2007-10-09 |
| 7253599 | Bandgap reference circuit | An-Chung Chen, Hung-Cheng Huang, Ming-Tse Lin | 2007-08-07 |
| 7160043 | Keyboard having lighting device | Yung-Chin Pan | 2007-01-09 |
| 6962452 | Keyboard having key floating device | — | 2005-11-08 |
| 6762507 | Internal circuit structure of semiconductor chip with array-type bonding pads and method of fabricating the same | Hung-Cheng Huang, I-Feng Chang | 2004-07-13 |
| 6759329 | Internal circuit structure of semiconductor chip with array-type bonding pads and method of fabricating the same | Hung-Cheng Huang, I-Feng Chang | 2004-07-06 |
| 6707164 | Package of semiconductor chip with array-type bonding pads | Hung-Cheng Huang, I-Feng Chang | 2004-03-16 |
| 6648766 | Cool-wrought pressing forming method for slotted headless screws | — | 2003-11-18 |