DL

Derek A. Ladd

AC Acushnet: 358 patents #3 of 496Top 1%
📍 Acushnet, MA: #1 of 51 inventorsTop 2%
🗺 Massachusetts: #11 of 88,656 inventorsTop 1%
Overall (All Time): #828 of 4,157,543Top 1%
360
Patents All Time

Issued Patents All Time

Showing 151–175 of 360 patents

Patent #TitleCo-InventorsDate
8157674 Multi-layer core golf ball having opposing hardness gradient with steep gradient inner core layer Michael J. Sullivan, Brian Comeau 2012-04-17
8152655 Multi-piece golf ball comprising low hardness gradient core Brian Comeau, Michael J. Sullivan, Douglas E. Jones 2012-04-10
8137215 Multi-layer core golf ball Michael J. Sullivan, Brian Comeau, Douglas S. Goguen 2012-03-20
8137214 Dual-core comprising negative gradient center and positive gradient outer core layer Michael J. Sullivan, Brian Comeau, Scott A. Cooper 2012-03-20
8137213 Multi-layer core golf ball Michael J. Sullivan, Brian Comeau, Douglas S. Goguen 2012-03-20
8123632 Multi-layer golf ball Michael J. Sullivan, William E. Morgan, Herbert C. Boehm 2012-02-28
8123631 Multi-layer core golf ball Michael J. Sullivan 2012-02-28
8123633 Multi-layer golf ball Michael J. Sullivan, William E. Morgan, Herbert C. Boehm 2012-02-28
8123629 Multi-layer golf ball Scott A. Cooper 2012-02-28
8079920 Golf balls having a low modulus HNP layer and a high modulus HNP layer Michael J. Sullivan, Edmund A. Hebert, Douglas E. Jones 2011-12-20
8075422 Golf ball with intermediate layer containing an expandable polymer Matthew F. Hogge 2011-12-13
8075423 Multi-layer core golf ball Michael J. Sullivan, Brian Comeau, Douglas S. Goguen 2011-12-13
8070625 Multi-layer core golf ball Michael J. Sullivan 2011-12-06
8066588 High performance golf ball having a reduced-distance Michael J. Sullivan, Steven Aoyama, Edmund A. Hebert, William E. Morgan, Michael D. Jordan 2011-11-29
8057324 Golf balls having a low modulus HNP layer and a high modulus HNP layer Michael J. Sullivan, Edmund A. Hebert, Douglas E. Jones 2011-11-15
8057325 Golf balls having two or more core layers formed from HNP compositions Jeffrey L. Dalton, William E. Morgan, Michael J. Sullivan 2011-11-15
8043169 Multi-layer core golf ball Michael J. Sullivan, Brian Comeau, Douglas S. Goguen 2011-10-25
8034861 Golf ball compositions Brian Comeau, David A. Bulpett, Douglas S. Goguen 2011-10-11
8034862 Golf ball compositions Brian Comeau, David A. Bulpett, Douglas S. Goguen 2011-10-11
8034863 Golf ball compositions Brian Comeau, David A. Bulpett, Douglas S. Goguen 2011-10-11
8030383 Golf ball compositions Brian Comeau, David A. Bulpett, Douglas S. Goguen 2011-10-04
8030384 Golf ball compositions Brian Comeau, David A. Bulpett, Douglas S. Goguen 2011-10-04
8030385 Golf ball compositions Brian Comeau, David A. Bulpett, Douglas S. Goguen 2011-10-04
8030386 Golf ball compositions Brian Comeau, David A. Bulpett, Douglas S. Goguen 2011-10-04
8030387 Golf ball compositions Brian Comeau, David A. Bulpett, Douglas S. Goguen 2011-10-04