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. 31, 1988
Filed:
Sep. 18, 1985
Akihiro Okushima, Nagoya, JP;
Shinichi Shoji, Nagoya, JP;
Omron Tateisi Electronics Co., Kyoto, JP;
Abstract
A detection device comprising a detection wall member for sensing a predetermined existence of an object adjacent to the device, detection electrode member including a detection electrode and a ground electrode which are disposed in the detection wall member, oscillation circuit member including a resonance circuit associated with a capacitance between the detection and ground electrodes, and detection circuit member for detecting change of oscillation of the oscillation circuit member by change of the capacitance between the electrodes so that the predetermined existence of the object adjacent to the detection wall member is detected by the device.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile