Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6435981 | Metal golf club head | Takeshi Naruo, Yoshihiro Fujikawa | 2002-08-20 |
| 6428425 | Metal golf club head | Takeshi Naruo, Yoshihiro Fujikawa | 2002-08-06 |
| 6409838 | Coating film formation apparatus and aging process apparatus | — | 2002-06-25 |
| 6402639 | Metal wood club head | Mototaka Iwata, Naoyuki Masuda, Kiyoshi Sugimoto | 2002-06-11 |