Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8048958 | Golf ball | Toshiyuki Tarao | 2011-11-01 |
| 8043168 | Golf ball | Kazuhiko Isogawa | 2011-10-25 |
| 8017690 | Golf ball | Toshiyuki Tarao | 2011-09-13 |
| 7976412 | Golf ball | Kazuhiko Isogawa | 2011-07-12 |