Inventor

ROBERTS DOUGLAS E

US152 patents

⚠️ This page may combine multiple inventors who share the name “ROBERTS DOUGLAS E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ROGER CLEVELAND GOLF CO INC

17 patents

US7563176B2Jul 21, 2009

Muscle back, with insert, iron type golf club head

ROGER CLEVELAND GOLF CO INC91 citations99

US7500926B2Mar 10, 2009

Golf club head

ROGER CLEVELAND GOLF CO INC80 citations99

USD523917SJun 27, 2006

Iron-type golf club head

ROGER CLEVELAND GOLF CO INC185 citations99

USD508545SAug 16, 2005

Golf club head

ROGER CLEVELAND GOLF CO INC254 citations99

USD469833SFeb 4, 2003

Iron-type golf club head

ROGER CLEVELAND GOLF CO INC272 citations99

US7553241B2Jun 30, 2009

Set of golf clubs

ROGER CLEVELAND GOLF CO INC97 citations98

US7390270B2Jun 24, 2008

Muscle-back, with insert, iron type golf club head

ROGER CLEVELAND GOLF CO INC70 citations98

USD507320SJul 12, 2005

Wedge-type golf club head

ROGER CLEVELAND GOLF CO INC162 citations98

USD516650SMar 7, 2006

Iron-type golf club head

ROGER CLEVELAND GOLF CO INC172 citations97

USD508273SAug 9, 2005

Golf putter club head

ROGER CLEVELAND GOLF CO INC61 citations96

USD580506SNov 11, 2008

Golf club head

ROGER CLEVELAND GOLF CO INC17 citations93

USD560737SJan 29, 2008

Golf club head

ROGER CLEVELAND GOLF CO INC18 citations93

USD547816SJul 31, 2007

Golf club head

ROGER CLEVELAND GOLF CO INC18 citations93

USD545387SJun 26, 2007

Portion of a golf club head

ROGER CLEVELAND GOLF CO INC28 citations93

USD544936SJun 19, 2007

Portion of a golf club head

ROGER CLEVELAND GOLF CO INC29 citations93

USD544935SJun 19, 2007

Portion of a golf club head

ROGER CLEVELAND GOLF CO INC20 citations93

USD538870SMar 20, 2007

Portion of a golf club head

ROGER CLEVELAND GOLF CO INC28 citations93

COBRA GOLF INC

11 patents

US9238162B2Jan 19, 2016

Golf club with adjustable weight assembly

COBRA GOLF INC65 citations98

US8771097B2Jul 8, 2014

Golf club with trough in sole

COBRA GOLF INC68 citations98

USD618751SJun 29, 2010

Golf club head sole

COBRA GOLF INC68 citations98

US10213665B1Feb 26, 2019

Golf club head with adjustable weight

COBRA GOLF INC65 citations97

US9855474B2Jan 2, 2018

Golf club head with accessible interior

COBRA GOLF INC25 citations94

US9433836B2Sep 6, 2016

Golf club with adjustable weight assembly

COBRA GOLF INC50 citations94

US9421438B2Aug 23, 2016

Golf club head with accessible interior

COBRA GOLF INC44 citations94

US9616301B2Apr 11, 2017

Releasable threaded component for a golf club having a mechanism for preventing over rotation

COBRA GOLF INC23 citations93

US9498686B2Nov 22, 2016

Golf club with adjustable weight assembly

COBRA GOLF INC17 citations93

USD708686SJul 8, 2014

Golf club head

COBRA GOLF INC29 citations93

USD673629SJan 1, 2013

Iron golf club head

COBRA GOLF INC22 citations93

SRI SPORTS LTD

6 patents

US7789771B2Sep 7, 2010

Golf club head

SRI SPORTS LTD75 citations99

US9561405B2Feb 7, 2017

Golf club head

SRI SPORTS LTD25 citations98

US7938736B2May 10, 2011

Set of golf clubs

SRI SPORTS LTD48 citations98

US7789773B2Sep 7, 2010

Golf club head

SRI SPORTS LTD55 citations98

US8632421B2Jan 21, 2014

Golf club head

SRI SPORTS LTD11 citations93

US8366567B2Feb 5, 2013

Golf club head

SRI SPORTS LTD12 citations93

ACUSHNET CO

4 patents

US7871336B2Jan 18, 2011

Golf club having removable sole weight using custom and interchangeable panels

ACUSHNET CO71 citations98

USD592723SMay 19, 2009

Golf club head

ACUSHNET CO61 citations98

USD591818SMay 5, 2009

Golf club head

ACUSHNET CO107 citations98

USD580504SNov 11, 2008

Club head

ACUSHNET CO132 citations98

BREIER JOSHUA G

3 patents

US8827832B2Sep 9, 2014

Golf club heads with enlarged grooves

BREIER JOSHUA G253 citations98

US8105175B2Jan 31, 2012

Golf club having removable sole weight using custom and interchangeable panels

BREIER JOSHUA G82 citations98

US8092316B2Jan 10, 2012

Golf club having removable sole weight using custom and interchangeable panels

BREIER JOSHUA G72 citations98

CURTIS ANDREW J

3 patents

US8251834B2Aug 28, 2012

Golf club head with improved performance

CURTIS ANDREW J62 citations98

US8303432B2Nov 6, 2012

Golf club head with improved performance

CURTIS ANDREW J33 citations96

US8152652B2Apr 10, 2012

Golf club head with improved performance

CURTIS ANDREW J43 citations94

GONZALEZ OSWALDO

2 patents

USD667516SSep 18, 2012

Golf club head

GONZALEZ OSWALDO60 citations97

USD665863SAug 21, 2012

Golf club head

GONZALEZ OSWALDO56 citations97

DUNLOP SPORTS CO LTD

2 patents

US9908018B2Mar 6, 2018

Muscle-back, with insert, iron type golf club head

DUNLOP SPORTS CO LTD26 citations94

US9162119B2Oct 20, 2015

Golf club head

DUNLOP SPORTS CO LTD13 citations93

ROBERTS DOUGLAS E

1 patent

USD684230SJun 11, 2013

Golf club head

ROBERTS DOUGLAS E57 citations97

BENNETT THOMAS ORRIN

1 patent

US8328658B2Dec 11, 2012

Golf club with rails

BENNETT THOMAS ORRIN20 citations93

Showing the top 50 of 152 patents by PatentIndex Score.