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:
Jan. 22, 1991
Filed:
Sep. 22, 1989
Applicant:
Inventors:
Kenichi Hirose, Tokyo, JP;
Tadao Ichikawa, Tokyo, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
200314 ; 200312 ;
Abstract
A display button of a push-button switch according to the invention includes a central design display portion and angular display portions, which serve for illumination, arranged on the display surface of a push-button, with a display of a color contrasting with that of the background. Displays having a variety of colors and modes can be presented by selectively illuminating and displaying both display portions.