Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458307 | Method of manufacturing a golf ball | Michio Inoue, Keisuke Ihara, Hirotaka Shimosaka, Yutaka Masutani | 2002-10-01 |
| 6454668 | Golf ball | Keisuke Ihara, Kazuto Maehara | 2002-09-24 |
| 6435988 | Golf ball and method of evaluating golf ball | Kazuto Maehara, Keisuke Ihara | 2002-08-20 |
| 6368238 | Dimpled golf ball | Kazuto Maehara, Keisuke Ihara | 2002-04-09 |
| 6346054 | Dimpled golf ball | Hirotaka Shimosaka, Keisuke Ihara | 2002-02-12 |