Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D654542 | Scooter | Ching-Piao Chang | 2012-02-21 |
| 8102932 | Method and apparatus for de-mapping symbol in multi-input multi-output communication system | Ren-Jr Chen | 2012-01-24 |
| 7586835 | Apparatus for generating 2D spreading code and method for the same | Shih-Kai Lee, Chang-Lung Hsiao, Jiann-An Tsai | 2009-09-08 |
| 7581742 | Pedal scooter | Shern-Ji Tsay, Ching Piao-Chang | 2009-09-01 |
| 7392872 | Power assisted vehicle | Shern-Ji Tsay, Ching-Piao Chang | 2008-07-01 |
| 7321550 | Method of equalization in an OFDM system | Yung-An Kao, Chang-Lung Hsiao, Shih-Kai Lee | 2008-01-22 |