Patent assignee · JP · COMPANY

SRI SPORTS LIMITED

630Patents
395Active
630Granted
58Portfolio score

Filing activity: Apr 14, 1998 → Mar 24, 2017 · 239 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
USD543601S1 Head for golf club General 391 Expired
US7588502B2 Golf club head Human Necessities 381 Active
USD536401S1 Head for golf club General 332 Expired
USD536403S1 Head for golf club General 310 Expired
USD538371S1 Head for golf club General 308 Expired
US7572193B2 Golf club head Human Necessities 271 Active
US7500924B2 Golf club head Human Necessities 264 Active
US8328662B2 Golf club head Emerging Cross-Sectional Technologies 219 Active
USD536402S1 Head for golf club General 180 Expired
USD633967S1 Golf club head General 167 Expired
US8721472B2 Golf club head Human Necessities 161 Active
US7988565B2 Golf club head Human Necessities 153 Active
US7575523B2 Golf club head Human Necessities 148 Active
US7018303B2 Golf clubhead Human Necessities 142 Expired
US6991559B2 Golf club head Human Necessities 142 Expired
US7794333B2 Strike face insert Human Necessities 134 Active
USD589576S1 Head for golf club General 133 Expired
US7303487B2 Golf club head Human Necessities 132 Expired
US7137905B2 Golf club head Human Necessities 129 Expired
US7442132B2 Golf club head Human Necessities 118 Active
US8591352B2 Golf club head Human Necessities 117 Active
US7077762B2 Golf club head Human Necessities 116 Expired
USD574049S1 Head for golf club General 115 Expired
US7147572B2 Wood type golf club head Human Necessities 113 Expired
US7824280B2 Golf club head Human Necessities 110 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.