Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7015264 | Deproteinizing agent, deproteinized natural rubber latex using the same, and method of producing rubber product | Naoya Ichikawa, Yoshiaki Miyamoto | 2006-03-21 |
| 6864305 | Puncture sealing agent for a tire, and process for producing the same | Masahiro Kishida, Yoshihide Kojima, Kohei Takemura, Naoya Ichikawa | 2005-03-08 |
| 6512034 | Cationic graft-modified natural rubber latex | Naoya Ichikawa | 2003-01-28 |
| 6462159 | Cationic deproteinized natural rubber latex, method of preparing the same, and treating agent used in the method | Naoya Ichikawa, Masaharu Hayashi | 2002-10-08 |
| 6344499 | Puncture sealing agent | Kazuhiko Kawamura, Tamisuke Kimura, Yoshiaki Miyamoto, Maiko Okada | 2002-02-05 |
| 6277924 | Solid golf ball | Kiyoto Maruoka | 2001-08-21 |
| 6265479 | Deproteinizing agent and method of preparing cationic deproteinized natural rubber latex using the same | Naoya Ichikawa, Masaharu Hayashi | 2001-07-24 |
| 6255382 | Coated golf ball | Kuniyasu Horiuchi | 2001-07-03 |
| 6063837 | Puncture sealing agent | Kazuhiko Kawamura, Tamisuke Kimura, Yoshiaki Miyamoto, Maiko Okada | 2000-05-16 |
| 5981649 | Rubber composition for grips of articles containing EPDM and grip made thereof | Hidenori Hiraoka | 1999-11-09 |
| 5967907 | Multi-piece solid golf ball | Kohei Takemura, Akihiro Nakahara | 1999-10-19 |
| 5861465 | Thread rubber for golf balls | Atsuko Ochi, Satoshi Mano, Kuniyasu Horiuchi, Michio Suzuki | 1999-01-19 |
| 5849392 | Thread wound golf ball | Akira Kato, Keiji Moriyama, Kuniyasu Horiuchi, Tadahiro Ebisuno | 1998-12-15 |
| 5833552 | Golf ball | Kouhei Takemura | 1998-11-10 |
| 5816939 | Wound golf ball and rubber thread therefore | Atsuko Ochi, Michio Suzuki | 1998-10-06 |
| 5679745 | Golf ball | Yoshikazu Yabuki | 1997-10-21 |
| 5625003 | Golf ball | Akira Kato, Kuniyasu Horiuchi | 1997-04-29 |
| 5565524 | Golf ball | Yoshikazu Yabuki, Yoshinori Sano | 1996-10-15 |
| 5543467 | Golf ball | Yoshikazu Yubuki, Akira Kato | 1996-08-06 |
| RE35293 | Solid golf ball | Hidenori Hiraoka | 1996-07-09 |
| 5508351 | Golf ball | Kuniyasu Horiuchi | 1996-04-16 |
| 5490674 | Three-piece solid golf ball | Yoshimasa Koizumi, Hidenori Hiraoka, Yoshikazu Yabuki | 1996-02-13 |
| 5367028 | Golf ball | Kuniyasu Horiuchi, Akira Kato | 1994-11-22 |
| 5359000 | Golf ball | Kuniyasu Horiuchi, Akira Kato | 1994-10-25 |
| 5346223 | Thread wound golf ball | Akira Kato | 1994-09-13 |