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:
Mar. 30, 1982
Filed:
Nov. 23, 1979
Applicant:
Inventor:
Walter R Spofford, Bedford, MA (US);
Assignee:
Emhart Industries, Inc., Indianapolis, IN (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H / ;
U.S. Cl.
CPC ...
307 39 ; 307115 ; 307116 ;
Abstract
A touch control system includes at least two capacitance means, a shunting means, and an implemental means wherein the implemental means includes at least two multiple input inverting logic gates having complementary metal oxide semiconductors (CMOS).