Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7824739 | Method for producing a golf ball | Koichi Fujisawa, Kazuhiko Isogawa | 2010-11-02 |
| 7371193 | Golf ball | Kazuhiko Isogawa, Koichi Fujisawa | 2008-05-13 |
| 7326749 | Golf ball | Koichi Fujisawa, Kazuhiko Isogawa | 2008-02-05 |
| 7311616 | One-piece golf ball | Koichi Fujisawa, Kazuhiko Isogawa | 2007-12-25 |
| 7294069 | Golf ball | Kazuhiko Isogawa, Koichi Fujisawa | 2007-11-13 |
| 7207904 | Golf ball | Kazuhiko Isogawa, Koichi Fujisawa | 2007-04-24 |
| 7207901 | Golf club head | Yoshinori Sano | 2007-04-24 |
| 7148290 | Rubber composition for golf ball | Koichi Fujisawa | 2006-12-12 |
| 6729973 | Solid golf ball | Koichi Fujisawa, Kazuhisa Fushihara | 2004-05-04 |
| 6359065 | Solid golf ball | — | 2002-03-19 |
| 6359066 | Golf ball | — | 2002-03-19 |
| 6335400 | Solid golf ball | Yoshinori Sano, Naoki Kato, Kuniyasu Horiuchi, Akira Kato | 2002-01-01 |
| 6251030 | Golf ball | Akira Kato | 2001-06-26 |
| 6210291 | Golf ball | Akira Kato, Hiroshi Hirata, Naoki Kato, Yoshinori Sano | 2001-04-03 |
| 6130296 | Golf ball | Kuniyasu Horiuchi | 2000-10-10 |
| 5994470 | Golf ball | Hiroaki Tanaka, Yoshinori Sano | 1999-11-30 |
| 5967906 | Golf ball coated with polyurethane and/or epoxy resin paint | Kuniyasu Horiuchi, Kiyoto Maruoka | 1999-10-19 |
| 5824740 | Golf ball | Yoshinori Sano, Hiroaki Tanaka | 1998-10-20 |
| 5780169 | Golf ball | Hidenori Hiraoka, Kuniyasu Horiuchi, Yoshimasa Koizumi, Kiyoto Maruoka | 1998-07-14 |
| 5776012 | Solid golf ball | Keiji Moriyama, Takeshi Asakura | 1998-07-07 |
| 5766097 | Golf ball coated with polyurethane or epoxy resin paint | Kuniyasu Horiuchi, Kiyoto Maruoka | 1998-06-16 |
| 5743818 | Golf ball | Kiyoto Maruoka, Kuniyasu Horiuchi | 1998-04-28 |
| 5716293 | Golf ball | Akira Kato, Yoshinori Sano | 1998-02-10 |
| 5679745 | Golf ball | Akihiko Hamada | 1997-10-21 |
| 5658188 | Method for grinding golf ball surface and golf ball | Mikio Yamada | 1997-08-19 |