Inventor · Cardiff-by-the-Sea, CA, US

Ryan L. Roach

137Patents
29h-index
53Co-inventors
93Inventor score

Filing activity: Jan 21, 2000 → Aug 19, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7938738B2 Iron golf club with improved mass properties and vibration damping Human Necessities 264 Active
USD499779S1 Golf club head General 153 Expired
US7922604B2 Multi-material golf club head Human Necessities 100 Active
US8393976B2 Golf club head with top line insert Human Necessities 97 Active
USD442245S Back and sole portion of a golf club head General 86 Expired
US7588503B2 Multi-piece golf club head with improved inertia Human Necessities 78 Active
US7137903B2 Transitioning hollow golf clubs Human Necessities 73 Expired
US7238119B2 Golf club head with undercut Human Necessities 70 Expired
US7997999B2 Multi-piece golf club head with improved inertia Human Necessities 64 Active
USD559931S1 Iron golf club head General 57 Expired
US7147571B2 Transitioning hollow golf clubs Human Necessities 51 Expired
US8303433B2 Golf club head with moveable insert Human Necessities 50 Active
US8210965B2 Golf club head with face insert Human Necessities 50 Active
US9238162B2 Golf club with adjustable weight assembly Human Necessities 47 Active
US9504889B2 Golf club with multi-component construction Human Necessities 46 Active
US7819757B2 Multi-material golf club head Human Necessities 44 Active
US8938871B2 Golf club head with high specific-gravity materials Emerging Cross-Sectional Technologies 42 Active
US9352198B2 Multi-material golf club head Human Necessities 42 Active
US8147354B2 Golf club head with multi-component construction Human Necessities 41 Active
US7621822B2 Iron golf club with improved mass properties and vibration damping Human Necessities 41 Active
US7811179B2 Multi-metal golf clubs Human Necessities 41 Active
US8202174B2 Golf club Human Necessities 40 Active
USD580503S1 Iron golf club head General 37 Expired
USD577087S1 Golf club head General 36 Expired
US7811180B2 Multi-metal golf clubs Human Necessities 36 Active

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