Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8946375 | Method for making over-indexed thermoplastic polyurethane elastomer precursor and thermoplastic polyurethane elastomer made from the precursor | Yasushi Ichikawa, Thomas J. Kennedy, III, Hui-Kai Liao | 2015-02-03 |
| 8936520 | Multilayer golf ball with resin inner core and specified hardness relationships between the various layers | Yasushi Ichikawa, Arthur Molinari, Chen-Tai Liu | 2015-01-20 |
| 8920263 | Golf ball with resin inner core and specified inner core and ball compression | Yasushi Ichikawa, Arthur Molinari, Chen-Tai Liu, Jun Ichinose | 2014-12-30 |
| 8911306 | Golf ball with resin inner core having specified coefficient of restitution of the inner core at various speeds | Yasushi Ichikawa, Arthur Molinari, Chen-Tai Liu, Jun Ichinose | 2014-12-16 |
| 8911307 | Golf ball with resin inner core and specified inner core and cover layer hardness | Yasushi Ichikawa, Arthur Molinari, Chen-Tai Liu, Jun Ichinose | 2014-12-16 |
| 8905864 | Golf ball with resin inner core with a designated specific gravity | Yasushi Ichikawa, Arthur Molinari, Chen-Tai Liu, Jun Ichinose | 2014-12-09 |
| 8764580 | Golf ball having relationships among the densities of various layers | Hideyuki Ishii, Yasushi Ichikawa, Che-Ching Lin, Chen-Tai Liu, Arthur Molinari | 2014-07-01 |
| 8568250 | Golf ball with cover having zones of hardness | Chen-Tai Liu, Yasushi Ichikawa, Chia-Chyi Cheng | 2013-10-29 |
| 8480516 | Methods for encouraging use of greenhouse gas reducing golf balls | Chia-Chyi Cheng, Chen-Tai Liu | 2013-07-09 |
| 8475297 | Golf ball with carbon dioxide absorbents | Chen-Tai Liu, Chia-Chyi Cheng | 2013-07-02 |
| 8193296 | Golf balls including crosslinked thermoplastic polyurethane | Hideyuki Ishii, Hsin Cheng, Chung-Yu Huang, Yasushi Ichikawa, Chen-Tai Liu | 2012-06-05 |
| 7857716 | Golf ball | Hsin Cheng | 2010-12-28 |