Patent · US Expired

Timepiece and electronic apparatus with bulb-shaped semiconductor element

US7079453B2 · kind B2 · utility

5Cited by
6References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 23, 2003
Grant dateJul 18, 2006
Priority date
Expiry dateOct 29, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG04C10/02
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

The present invention relates to a timepiece and an electronic apparatus, which comprise a casing, a digital face and a time counting module, both being provided in the casing. A bulb-shaped solar battery element is mounted on the digital face. The bulb-shaped solar battery element is allowed to receive the external light sufficiently to generate the electric power efficiently.

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