Featured patents

Spiral Spring
US 08845186 B1, Sept. 30, 2014, By hairspring, Stephane Von Gunten et al. / Manufacture et fabrique de montres et chronometres Ulysse Nardin Le Locle SA (Le Locle, CH)
A spiral spring of a watch movement, comprising:…

Watch Movement Comprising a Fusee
US 08858068 B2, Oct. 14, 2014, Mainspring, Eric Goeller et al. / Montres Breguet SA (L'Abbaye, CH)
A watch movement comprising a barrel having a barrel drum, a barrel arbor…

Wristwatch Provided With Function Display Portion
US 08693290 B2, April 8, 2014, Hand and dial, Junichi Sato / Casio Computer Co., Ltd. (Tokyo, JP)
A wristwatch comprising:…

Electronic Device and Method Providing Improved Bedtime Mode of Operation
US 08553502 B2, Oct. 8, 2013, Including alarm means, Mihal Lazaridis et al. / BlackBerry Limited (Waterloo, CA)
A method for an electronic device that comprises an I/O apparatus, the method…

Striking Mechanism for a Watch or a Music Box
US 08559277 B2, Oct. 15, 2013, Musical, Davide Sarchi et al. / Montres Breguet SA (L'Abbaye, CH)
A striking mechanism for a watch or a music box, said striking mechanism…

Day and Time Chronometer Movement
US 08526272 B2, Sept. 3, 2013, Hand and dial, John P. Kallestad / DayClocks, Inc. (Sparks, US)
A clock comprising:…

Electronic Device With Time Update Function and Time Update Method
US 08514666 B2, Aug. 20, 2013, With wireless synchronization, Xin Lu et al. / Fu Tai Hua Industry (Shenzhen) Co., Ltd. (Shenzhen, CN
An electronic device with a time update function, comprising:…

Clock Work Movement for a Wristwatch
US 08498180 B2, July 30, 2013, With mechanical or electromechanical driven display, Jean-Francois Ruchonnet / LVMH Swiss Manufactures SA (La Chaux-de-Fonds, CH)
A wristwatch comprising a case, a dial and a clockwork movement integrated…

Time Information Acquiring Apparatus and Radio-Controlled Timepiece
US 08483016 B2, July 9, 2013, With wireless synchronization, Teruhisa Tokiwa et al. / Casio Computer Co., Ltd (Tokyo, JP)
A time information acquiring apparatus comprising:…

Timepiece With Calendar Mechanism Including First Date Indicator and Second Date Indicator
US 08477564 B2, July 2, 2013, Movable ring or disk, Shigeo Suzuki
A timepiece equipped with a calendar mechanism including two date indicators,…

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