The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 02, 1978
Filed:
Mar. 03, 1976
Applicant:
Inventors:
Masaji Yonekawa, Sakurai, JA;
Takehiko Sasaki, Yamatokoriyama, JA;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04B / ; G04B / ; G04B / ;
U.S. Cl.
CPC ...
58 5 / ; 58 8 / ; 5812 / ;
Abstract
In electronic wristwatches employing an array of light emitting diodes (LED) as digital display, an ornamental coating is provided over the rear surface of a front glass sheet except the viewing window region thereof through the use of painting, printing, etc., while a color filter corresponding to the color of the light emitting display is provided at least over the viewing window region. With such an arrangement, the visibility is enhanced with a simplified construction.
Yonekawa, Masaji. (1978). Viewing window for electronic wristwatches employing light emitting (U.S. Patent No. 4086754). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4086754
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile