Inventor · Carlsbad, CA, US

Denver Holt

96Patents
32h-index
41Co-inventors
84Inventor score

Filing activity: Mar 8, 2006 → Sep 12, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7300359B2 Golf club with interchangeable head-shaft connection Human Necessities 168 Active
US7326126B2 Iron-type golf club with interchangeable head-shaft connection Human Necessities 161 Active
US7335113B2 Golf club with interchangeable head-shaft connection Human Necessities 150 Active
US7344449B2 Golf club with interchangeable head-shaft connection Human Necessities 120 Active
USD591372S1 Putter head General 119 Expired
USD594517S1 Putter head General 116 Expired
USD714894S1 Golf club head General 108 Active
US9180349B1 Golf club head with adjustable center of gravity Human Necessities 102 Active
US9211453B1 Golf club head with adjustable center of gravity Human Necessities 96 Active
USD633159S1 Iron golf club General 88 Expired
USD643488S1 Iron-type golf club head General 87 Expired
US7476160B2 Interchangeable shaft for a golf club Human Necessities 80 Active
USD669947S1 Iron golf club head General 78 Active
US9597561B1 Golf club head having face stress-reduction features Human Necessities 78 Active
US7427239B2 Golf club with interchangeable head-shaft connection Human Necessities 76 Active
USD763997S1 Golf club head General 76 Active
US8282506B1 Iron-type golf club head with rear cavity with undercut Human Necessities 71 Active
USD813329S1 Golf club head General 69 Active
USD537896S1 Connection for attaching shaft to a golf club head General 68 Expired
USD801465S1 Golf club head General 64 Active
US7530900B2 Iron-type golf club with interchangeable head-shaft connection Human Necessities 62 Active
US9364728B1 Golf club head with adjustable center of gravity Human Necessities 59 Active
US9216332B1 Golf club head with adjustable center of gravity Human Necessities 57 Active
US9067110B1 Golf club head with center of gravity adjustability Human Necessities 57 Active
US7465239B2 Interchangeable shaft for a golf club Human Necessities 56 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.