Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7857712 | Golf club head | Masafumi Nishitani, Hisashi Yamagishi, Makoto Kubota | 2010-12-28 |
| 7442130 | Iron set | Wataru Ban | 2008-10-28 |
| D521583 | Golf club head | Masafumi Nishitani | 2006-05-23 |
| D518863 | Golf club head | Masafumi Nishitani | 2006-04-11 |
| D504480 | Diamond-shaped central section defined by grooves on a face of a golf club head | Masafumi Nishitani, Atsuo Tateno | 2005-04-26 |
| D504481 | Diamond-shaped central section defined by grooves on a face of a golf club head | Masafumi Nishitani, Atsuo Tateno | 2005-04-26 |
| D502976 | Golf club head | Masafumi Nishitani | 2005-03-15 |