Patent assignee · US · COMPANY

Timex Corporation

547Patents
0Active
547Granted
45Portfolio score

Filing activity: Nov 12, 1973 → Jan 8, 2001

Most-cited patents

PatentTitleAreaCited byStatus
US4941236A Magnetic clasp for wristwatch strap Emerging Cross-Sectional Technologies 291 Expired
US4847818A Wristwatch radiotelephone Emerging Cross-Sectional Technologies 153 Expired
USD439172S Watch casing and bezel General 151 Expired
US5488571A Method and apparatus for downloading information from a controllable light source to a portable information device Physics 135 Expired
US4887249A Bicycle watch - dual mode circuit Human Necessities 134 Expired
US5088070A Selecting apparatus for a multimode electronic wrist instrument Physics 113 Expired
USD366036S Personal digital assistant to be worn on a wrist General 110 Expired
US4031341A Dual function pusher and rotate switch for solid state digital watches having detent spring Electricity 108 Expired
US4287400A Water-resistant rocker switch Electricity 98 Expired
US6203190A Crown switching mechanism Physics 94 Expired
US4532395A Electroluminescent flexible touch switch panel Electricity 88 Expired
US5251189A Wristwatch radiotelephone Emerging Cross-Sectional Technologies 88 Expired
US4527096A Drive circuit for capacitive electroluminescent panels Emerging Cross-Sectional Technologies 86 Expired
US5631881A Push button assembly for an electronic wrist instrument Physics 85 Expired
US4700091A Bipolar stepping motor rotor with drive pinion and method of manufacture Electricity 84 Expired
USD285422S Watch strap General 81 Expired
US5535147A Method and apparatus for downloading information from a controllable light source to a portable information device Physics 78 Expired
US5274613A Wristwatch radiotelephone Electricity 75 Expired
US4754285A Expansion band antenna for a wristwatch application Electricity 74 Expired
USD390492S Watch strap General 73 Expired
US4262062A Metal-air battery with environment control for intermittent high current demand Electricity 67 Expired
US4780864A Combination wristwatch and bicycle computer Physics 66 Expired
US4775964A Electroluminescent dial for an analog watch and process for making it Physics 65 Expired
USD287470S Case for a wristwatch General 62 Expired
US5467324A Wristwatch radiotelephone with deployable voice port Electricity 59 Expired

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