Issued Patents All Time
Showing 51–75 of 99 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6010412 | Multi-piece solid golf ball | — | 2000-01-04 |
| 5982557 | Ocular optical system for a viewfinder with variable visibility | — | 1999-11-09 |
| 5980396 | Four piece solid golf ball | Yoshinori Sano | 1999-11-09 |
| 5957784 | Multi-piece solid golf ball | Takeshi Asakura, Hidenori Hiraoka | 1999-09-28 |
| 5948862 | Multi-piece solid golf ball | Yoshinori Sano | 1999-09-07 |
| 5944621 | Hollow golf ball | Hiroyuki Tsujinaka, Minoru Tsujinaka, legal representative, Kinuko Tsujinaka, legal representative, Kazuo Hochi, Masaya Tsunoda +1 more | 1999-08-31 |
| 5919101 | Solid golf ball | Masatoshi Yokota, Satoshi Iwami | 1999-07-06 |
| 5853337 | Golf ball | Akira Kato | 1998-12-29 |
| 5849392 | Thread wound golf ball | Akihiko Hamada, Akira Kato, Kuniyasu Horiuchi, Tadahiro Ebisuno | 1998-12-15 |
| 5822627 | Focus state detection device | — | 1998-10-13 |
| 5820486 | Golf ball | Hiroaki Tanaka | 1998-10-13 |
| 5816944 | Solid golf ball | Takeshi Asakura | 1998-10-06 |
| 5800287 | Solid golf ball | Masatoshi Yokota, Mikio Yamada | 1998-09-01 |
| 5795247 | Solid golf ball | Masatoshi Yokota, Satoshi Iwami | 1998-08-18 |
| 5776012 | Solid golf ball | Takeshi Asakura, Yoshikazu Yabuki | 1998-07-07 |
| 5776013 | Solid golf ball | Masatoshi Yokota, Seiichiro Endo, Kuniyasu Horiuchi | 1998-07-07 |
| 5735757 | Golf ball | — | 1998-04-07 |
| 5733974 | Golf ball | Mikio Yamada | 1998-03-31 |
| 5730664 | Solid golf ball | Takeshi Asakura | 1998-03-24 |
| 5730663 | Solid golf ball | Hiroaki Tanaka | 1998-03-24 |
| 5722903 | Golf ball | Satoshi Iwami | 1998-03-03 |
| 5713802 | Golf ball having two-layer cover structure | Masatoshi Yokota, Satoshi Iwami | 1998-02-03 |
| 5711723 | Three-piece solid golf ball | Hidenori Hiraoka, Kazushige Sugimoto, Yoshimasa Koizumi, Kuniyasu Horiuchi | 1998-01-27 |
| 5702312 | Solid golf ball | Kuniyasu Horiuchi, Seiichiro Endo, Masatoshi Yokota | 1997-12-30 |
| 5697856 | Solid golf ball and process for producing the same | Hidenori Hiraoka, Kazushige Sugimoto, Satoshi Iwami, Masatoshi Yokota | 1997-12-16 |