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. 15, 2011
Filed:
Sep. 26, 2005
David W. Caldwell, Holland, MI (US);
Rick L. Oppor, Schaumburg, IL (US);
Anthony V. Gioiosa, Justice, IL (US);
Robert B. Campbell, Naperville, IL (US);
Thomas M. Schreiber, Wheaton, IL (US);
Bahar N. Wadia, Bartlett, IL (US);
Mark R. Mathews, Lombard, IL (US);
Donald Charles Mueller, Aurora, IL (US);
Daniel Eavenson, Tinley Park, IL (US);
David W. Caldwell, Holland, MI (US);
Rick L. Oppor, Schaumburg, IL (US);
Anthony V. Gioiosa, Justice, IL (US);
Robert B. Campbell, Naperville, IL (US);
Thomas M. Schreiber, Wheaton, IL (US);
Bahar N. Wadia, Bartlett, IL (US);
Mark R. Mathews, Lombard, IL (US);
Donald Charles Mueller, Aurora, IL (US);
Daniel Eavenson, Tinley Park, IL (US);
TouchSensor Technologies, LLC, Wheaton, IL (US);
Abstract
A touch switch apparatus for detecting the presence of an object such as a human appendage, the apparatus having a touch pad, an electric field generated about the touch pad and also having a preferably integrated and local control circuit connected to the touch pad and to a controlled device. Practical applications for touch switch apparatus, including use of touch switch apparatus in connection with other structure to emulate mechanical switches.