Patent assignee · CH · COMPANY

ROLEX SA

214Patents
194Active
214Granted
59Portfolio score

Filing activity: May 4, 2001 → Jul 29, 2022 · 19 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6588069B2 Bracelet clasp Emerging Cross-Sectional Technologies 31 Expired
US6871997B2 Watch case Physics 22 Expired
US8001658B2 Clasp for band Emerging Cross-Sectional Technologies 17 Active
US6744696B2 Annual date mechanism for clock movement Physics 16 Expired
US8002460B2 Hairspring for a balance wheel/hairspring resonator Physics 16 Active
US7633837B2 Backlash-compensating toothed moving part, gear assembly and use of this gear assembly Emerging Cross-Sectional Technologies 14 Expired
US6738316B2 Timepiece date mechanism Physics 12 Expired
US7293911B2 Timekeeper with a mechanism for measuring settable predetermined periods Physics 12 Active
US8042423B2 Backlash-compensating gear train for horological mechanism Emerging Cross-Sectional Technologies 10 Active
US7234859B2 Shock-absorbing bearing for timepiece Physics 10 Expired
US7124478B2 Bracelet clasp Emerging Cross-Sectional Technologies 9 Expired
US7242640B2 Annual data mechanism for a timepiece movement Physics 9 Expired
US7043895B2 Articulated strap with links Human Necessities 9 Expired
US8393783B2 Hairspring for a balance wheel/hairspring resonator Physics 8 Active
US8740451B2 Watch case including an orientation memory crown Emerging Cross-Sectional Technologies 8 Active
US7926355B2 Micromechanical part with an opening for fastening to a spindle Emerging Cross-Sectional Technologies 8 Active
US8882339B2 Immobilizing device for a toothed wheel Emerging Cross-Sectional Technologies 8 Active
US8348497B2 Flat balance spring for horological balance and balance wheel/balance spring assembly Physics 8 Active
US9635911B2 Elastic articulation for horological assembly Emerging Cross-Sectional Technologies 7 Active
US7121717B2 Ceramic element for a watch case and process for manufacturing this element Emerging Cross-Sectional Technologies 7 Expired
US6705601B2 Self-compensating spiral spring for a mechanical balance-spiral spring oscillator Physics 6 Expired
US7182508B2 Linking device between a rim and a case of watch Physics 6 Expired
US7686503B2 Watch escapement Physics 6 Active
US9282792B2 Fold-over clasp for a bracelet Emerging Cross-Sectional Technologies 6 Active
US9411314B2 Integral assembly of a hairspring and a collet Emerging Cross-Sectional Technologies 5 Active

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