Patent · US Expired

Watch comprising a solar time display

US7372781B2 · kind B2 · utility

6Cited by
4References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 5, 2003
Grant dateMay 13, 2008
Priority date
Expiry dateMar 24, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG04B19/23
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A watch having a civil time display (12, 16), a solar time display (13, 18) and a mechanism for correction (24, 34, 36) of these displays. The correction mechanism is arranged in such a way as to allow the relative desynchronization of the civil time and solar time displays. A way of displaying this desynchronization (20, 22) is provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.