Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9709153 | Pulley for alternator | Hung-Chih Chang | 2017-07-18 |
| 9528589 | Pulley for alternator | Hung-Chih Chang | 2016-12-27 |
| 9423015 | Pulley for alternator | Hung-Chih Chang | 2016-08-23 |