Patent assignee · JP · COMPANY

BRIDGESTONE CORPORATION

5,207Patents
2,650Active
5,207Granted
56Portfolio score

Filing activity: Dec 15, 1982 → Mar 28, 2024 · 922 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7236291B2 Particle use for image display media, image display panel using the particles, and image display device Physics 395 Expired
US7321459B2 Image display device and method Physics 352 Expired
USD497536S1 Rubber vibration insulator General 312 Expired
US5048838A Three-piece solid golf ball Human Necessities 288 Expired
US4919434A Golf ball Human Necessities 268 Expired
US4858924A Solid golf ball Emerging Cross-Sectional Technologies 213 Expired
US5982969A Optical transmission tube, making method, and linear illuminant system Emerging Cross-Sectional Technologies 189 Expired
US5252652A Solid golf ball Emerging Cross-Sectional Technologies 167 Expired
US4820751A Rubber composition for tires Chemistry; Metallurgy 149 Expired
US4874171A Golf club set Human Necessities 148 Expired
US5744534A Light scattering material Chemistry; Metallurgy 144 Expired
US6537158B2 Multi-piece solid golf ball Human Necessities 140 Expired
USD452203S Decorative surface of a tire sidewall General 120 Expired
US4683257A Rubber compositions for solid golf balls Emerging Cross-Sectional Technologies 116 Expired
US4858733A Electroviscous liquid-filled suspension device and control damping device therefor Physics 116 Expired
US5494091A High modulus low hysteresis rubber compound for pneumatic tires Emerging Cross-Sectional Technologies 110 Expired
US5163320A Tire inspection device Performing Operations; Transporting 110 Expired
US6407329B1 Backside covering member for solar battery, sealing film and solar battery Emerging Cross-Sectional Technologies 109 Expired
US4895367A Golf club set Human Necessities 109 Expired
US4713686A High speed instantaneous multi-image recorder Human Necessities 107 Expired
US5248878A Golf ball marking method Human Necessities 104 Expired
US5521309A Tertiary-amino allyl-or xylyl-lithium initiators and method of preparing same Emerging Cross-Sectional Technologies 99 Expired
US5508333A Diene polymers and copolymers having an alkoxysilane group Chemistry; Metallurgy 98 Expired
US5329005A Soluble anionic polymerization initiators and preparation thereof Emerging Cross-Sectional Technologies 96 Expired
USD711816S1 Sidewall portion of an automobile tire General 94 Active

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