Patent assignee · US · COMPANY

Acushnet Company

3,547Patents
2,347Active
3,547Granted
61Portfolio score

Filing activity: Jan 10, 1973 → Feb 26, 2025 · 632 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5334673A Polyurethane golf ball Emerging Cross-Sectional Technologies 700 Expired
US5484870A Polyurea composition suitable for a golf ball cover Human Necessities 522 Expired
US5885172A Multilayer golf ball with a thin thermoset outer layer Chemistry; Metallurgy 433 Expired
US5688191A Multilayer golf ball Emerging Cross-Sectional Technologies 433 Expired
US7658686B2 Golf club head with concave insert Human Necessities 398 Expired
US8376878B2 Golf club head having variable center of gravity location Human Necessities 398 Active
US7582024B2 Metal wood club Human Necessities 396 Expired
US6306048A Golf club head with weight adjustment Human Necessities 385 Expired
US4123061A Ball and process and composition of matter for production thereof Emerging Cross-Sectional Technologies 363 Expired
US5692974A Golf ball covers Emerging Cross-Sectional Technologies 360 Expired
US5919100A Fluid or liquid filled non-wound golf ball Emerging Cross-Sectional Technologies 348 Expired
US6605007B1 Golf club head with a high coefficient of restitution Physics 304 Expired
US5908358A Urethane golf ball covers using epoxy compounds with a polyamine or glycol as curing agents Human Necessities 304 Expired
US8062150B2 Iron-type golf club Human Necessities 276 Active
US5882567A Method of making a golf ball having multiple layers Performing Operations; Transporting 276 Expired
US5006297A Method of molding polyurethane covered golf balls Emerging Cross-Sectional Technologies 271 Expired
US6533679B1 Hollow golf club Human Necessities 258 Expired
US6056842A Method of making a golf ball with a multi-layer core Performing Operations; Transporting 258 Expired
US7029403B2 Metal wood club with improved hitting face Physics 249 Expired
US5733428A Method for forming polyurethane cover on golf ball core Emerging Cross-Sectional Technologies 246 Expired
US3989568A Polyurethane covered golf balls Emerging Cross-Sectional Technologies 244 Expired
US7396289B2 Golf club head with alignment system Human Necessities 219 Expired
US5981658A Golf ball incorporating grafted metallocene catalyzed polymer blends Chemistry; Metallurgy 216 Expired
US7857711B2 Metal wood club Human Necessities 215 Active
US6319451A Method of molding a layer around a body Performing Operations; Transporting 212 Expired

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