Issued Patents All Time
Showing 26–50 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9320945 | Multi-piece golf ball comprising low hardness gradient core | Brian Comeau, Michael J. Sullivan, Derek A. Ladd | 2016-04-26 |
| 9320944 | Multi-layer cover dual core golf ball having a high acid casing and low gradient center | Michael J. Sullivan, Brian Comeau, Scott A. Cooper, Derek A. Ladd | 2016-04-26 |
| 9072945 | Multi-piece golf ball comprising low hardness gradient core | Brian Comeau, Michael J. Sullivan, Derek A. Ladd | 2015-07-07 |
| 8845456 | Multi-piece golf ball comprising low hardness gradient core | Brian Comeau, Michael J. Sullivan, Derek A. Ladd | 2014-09-30 |
| 8840491 | Multi-layer golf ball | Michael J. Sullivan, Edmund A. Hebert, Derek A. Ladd | 2014-09-23 |
| 8840492 | Multi-layer golf ball | Michael J. Sullivan, Edmund A. Hebert, Derek A. Ladd | 2014-09-23 |
| 8740726 | Golf balls having at least two core layers formed from HNP compositions | Michael J. Sullivan, Derek A. Ladd, Edmund A. Hebert | 2014-06-03 |
| 8740724 | Golf balls having a low modulus HNP layer and a high modulus HNP layer | Michael J. Sullivan, Derek A. Ladd, Edmund A. Hebert | 2014-06-03 |
| 8702536 | Golf balls having at least two core layers formed from HNP compositions | Michael J. Sullivan, Derek A. Ladd, Edmund A. Hebert | 2014-04-22 |
| 8632424 | Golf ball with improved flight performance | Steven Aoyama | 2014-01-21 |
| 8382611 | Golf balls having a low modulus HNP layer and a high modulus HNP layer | Michael J. Sullivan, Derek A. Ladd, Edmund A. Hebert | 2013-02-26 |
| 8337330 | Multi-piece golf ball comprising low hardness gradient core | Brian Comeau, Michael J. Sullivan, Derek A. Ladd | 2012-12-25 |
| 8323123 | Golf balls having at least two core layers formed from HNP compositions | Michael J. Sullivan, Derek A. Ladd, Edmund A. Hebert | 2012-12-04 |
| 8308586 | Golf balls having a low modulus HNP layer and a high modulus HNP layer | Michael J. Sullivan, Derek A. Ladd, Edmund A. Hebert | 2012-11-13 |
| 8241146 | Casing layer for polyurethane-covered and polyurea-covered golf balls | Murali Rajagopalan, Kevin M. Harris, Michael J. Sullivan, Derek A. Ladd, Scott A. Cooper | 2012-08-14 |
| 8241147 | Golf balls having at least two core layers formed from HNP compositions | Michael J. Sullivan, Derek A. Ladd, Edmund A. Hebert | 2012-08-14 |
| 8241149 | Golf balls having two core layers formed from HNP compositions | Michael J. Sullivan, Derek A. Ladd, Edmund A. Hebert | 2012-08-14 |
| 8187121 | Casing layer for polyurethane-covered and polyurea-covered golf balls | Murali Rajagopalan, Kevin M. Harris, Michael J. Sullivan, Derek A. Ladd, Scott A. Cooper | 2012-05-29 |
| 8177666 | Casing layer for polyurethane-covered and polyurea-covered golf balls | Murali Rajagopalan, Kevin M. Harris, Michael J. Sullivan, Derek A. Ladd, Scott A. Cooper | 2012-05-15 |
| 8152655 | Multi-piece golf ball comprising low hardness gradient core | Brian Comeau, Michael J. Sullivan, Derek A. Ladd | 2012-04-10 |
| 8079920 | Golf balls having a low modulus HNP layer and a high modulus HNP layer | Michael J. Sullivan, Derek A. Ladd, Edmund A. Hebert | 2011-12-20 |
| 8057324 | Golf balls having a low modulus HNP layer and a high modulus HNP layer | Michael J. Sullivan, Derek A. Ladd, Edmund A. Hebert | 2011-11-15 |
| 8026304 | Partially or fully neutralized butyl ionomers in golf ball layers | Murali Rajagopalan, Derek A. Ladd, Edmund A. Hebert, Michael J. Sullivan, Kevin M. Harris | 2011-09-27 |
| 8002646 | Golf balls having two core layers formed from HNP compositions | Michael J. Sullivan, Derek A. Ladd, Edmund A. Hebert | 2011-08-23 |
| 7976408 | Casing layer for polyurethane-covered and polyurea-covered golf balls | Murali Rajagopalan, Kevin M. Harris, Michael J. Sullivan, Derek A. Ladd, Scott A. Cooper | 2011-07-12 |