Assignee
ROLEX MONTRES
CH31 patents
Top patents by PatentIndex Score
US6422740B1Jul 23, 2002
Wristwatch
ROLEX MONTRES97 citations97
US6409379B1Jun 25, 2002
Self-winding watch
ROLEX MONTRES118 citations92
US5305289AApr 19, 1994
Automatic initialisation method for at least the date display, a device for performing this method and a watch equipped with said device
ROLEX MONTRES20 citations92
US5270993ADec 14, 1993
Method for detecting the zero position of a hand of a quartz watch with analogue display, a device for performing this method and a watch fitted with this device
ROLEX MONTRES42 citations92
US5793708AAug 11, 1998
Timepiece with a chronograph mechanism
ROLEX MONTRES67 citations91
US5541895AJul 30, 1996
Watch case with rotating bezel
ROLEX MONTRES50 citations91
US6094782AAug 1, 2000
Clasp with unfolding arms
ROLEX MONTRES26 citations89
US6073316AJun 13, 2000
Watchstrap clasp
ROLEX MONTRES19 citations89
US5383166AJan 17, 1995
Watertight control device for watches
ROLEX MONTRES156 citations89
US5881026AMar 9, 1999
Self-compensating balance spring for a mechanical oscillator of a balance-spring/balance assembly of a watch movement and process for manufacturing this balance-spring
ROLEX MONTRES51 citations88
US6206563B1Mar 27, 2001
Device for leakproof fastening of a watch glass to a watch case
ROLEX MONTRES31 citations87
US6185799B1Feb 13, 2001
Folding fastener for a strap
ROLEX MONTRES20 citations87
US5771543AJun 30, 1998
Length adjustment device for a folding arm type bracelet clasp
ROLEX MONTRES37 citations86
US4433295AFeb 21, 1984
Process and apparatus for determining the state of charge of a battery
ROLEX MONTRES28 citations80
US6026637AFeb 22, 2000
Wristlet with articulated links
ROLEX MONTRES17 citations79
US5790478AAug 4, 1998
Time-keeping instrument, in particular an analog-type electric wrist watch
ROLEX MONTRES16 citations73
US5187693AFeb 16, 1993
Device for controlling and correcting the display of the day and date for a watch, and a wrist watch fitted with such a device
ROLEX MONTRES13 citations73
US4866684ASep 12, 1989
Chronometer for starting races, particularly regattas
ROLEX MONTRES8 citations73
US4837755AJun 6, 1989
Device for controlling or correcting the readout of the day of the week or date for a wrist watch
ROLEX MONTRES11 citations73
US6329066B1Dec 11, 2001
Self-compensating spiral for a spiral balance-wheel in watchwork and process for treating this spiral
ROLEX MONTRES14 citations70
US4307449ADec 22, 1981
Electronic time-counter for the diving
ROLEX MONTRES22 citations69
US5327401AJul 5, 1994
Wristwatch
ROLEX MONTRES15 citations66
US5289437AFeb 22, 1994
Concealed display
ROLEX MONTRES13 citations66
US5095469AMar 10, 1992
Electronic watch with analog time display
ROLEX MONTRES12 citations66
US6353977B1Mar 12, 2002
Unfolding bracelet clasp
ROLEX MONTRES10 citations65
US3930427AJan 6, 1976
Apparatus for screwing and unscrewing the bottoms of watch casings
ROLEX MONTRES8 citations64
US5384754AJan 24, 1995
Perpetual calendar watch with analog time display
ROLEX MONTRES2 citations62
US6503341B2Jan 7, 2003
Self-compensating spiral for a spiral balance-wheel in watchwork and process for treating this spiral
ROLEX MONTRES3 citations59
US5155713AOct 13, 1992
Watch case
ROLEX MONTRES2 citations55
US5093814AMar 3, 1992
Method for programming the perpetual calendar of a watch and a watch for implementing such a process
ROLEX MONTRES6 citations54
US6286296B1Sep 11, 2001
Bracelet
ROLEX MONTRES0 citations31