Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9352196 | Golf club | Masahide Onuki, Masaru Kono | 2016-05-31 |
| 8864603 | Golf club head | Takashi Nakano, Yasushi Sugimoto | 2014-10-21 |
| 8465612 | Tubular body | — | 2013-06-18 |
| 8444503 | Golf club head | — | 2013-05-21 |
| 8333667 | Golf club head | Kiyofumi Matsunaga | 2012-12-18 |
| 8016692 | Golf club and grip for golf club | — | 2011-09-13 |
| 7918746 | Golf club shaft | — | 2011-04-05 |
| 7905799 | Golf club head | Masaru Kouno | 2011-03-15 |
| 7862453 | Golf club head | Masaru Kouno | 2011-01-04 |
| 7803063 | Golf club shaft | — | 2010-09-28 |
| 7628710 | Golf club shaft | — | 2009-12-08 |
| 7549933 | Golf club head | — | 2009-06-23 |
| 7524248 | Shaft for golf clubs and golf club | — | 2009-04-28 |
| 7517288 | Golf club shaft | — | 2009-04-14 |
| 7468005 | Golf club head | Masaru Kouno | 2008-12-23 |
| 7404771 | Golf club shaft | — | 2008-07-29 |
| 7367900 | Golf club head | — | 2008-05-06 |
| 7311614 | Golf club head | — | 2007-12-25 |
| 7303487 | Golf club head | — | 2007-12-04 |
| 7297074 | Golf club head | — | 2007-11-20 |
| 7128662 | Golf club head | — | 2006-10-31 |
| 7048645 | Golf club shaft | — | 2006-05-23 |
| 6935969 | Golf club shaft | — | 2005-08-30 |
| 6929562 | Golf club shaft and iron golf club set | — | 2005-08-16 |
| 6857972 | Golf club shaft | — | 2005-02-22 |