Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8590393 | Multi function test method and station for golf club shafts | — | 2013-11-26 |
| 8523697 | Method and apparatus for measuring the swing velocity of golf club heads | — | 2013-09-03 |
| 8128772 | Matrix composite golf club shaft and madrel | Sung G. Jeong | 2012-03-06 |
| 7862447 | Matrix composite golf club shaft and mandrel | Sung G. Jeong | 2011-01-04 |
| 5989481 | Golf club shaft manufacturing process | — | 1999-11-23 |