Timepiece

Details Timepiece Timepiece

2007-06-08

2009-12-29

Figueroa, Felix O (Department: 2833)

Horology: time measuring systems or devices

Chronological

With electro-optical display

C368S223000, C368S282000

Reexamination Certificate

active

07639571

ABSTRACT:
A timepiece has a display panel having electrophoretic particles between two opposing substrates, and a drive circuit unit having a display drive unit for applying an electric field between the substrates and a timekeeping unit for keeping time information. A plurality of first electrodes are rendered in the shapes of a plurality of symbols used to display time information content on one of the substrates, and a second electrode is disposed on the other substrate for applying a voltage between the first electrodes and the second electrode.

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