Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620382 | Diamond golf club head | Hyun Seok Cho, Yong-Il Kim, Nam K. Jin, Kyoung Ran Han | 1997-04-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620382 | Diamond golf club head | Hyun Seok Cho, Yong-Il Kim, Nam K. Jin, Kyoung Ran Han | 1997-04-15 |