Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6932875 | Golf club head and method for manufacturing the same | Bernard Cheng, Jen-Hung Chiu | 2005-08-23 |
| 6739376 | Method for producing a golf club head | Bernard Cheng, Tony Chen, May Lin | 2004-05-25 |