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. 08, 2018
Filed:
Jan. 04, 2016
Olympus Corporation, Tokyo, JP;
Kenichi Zen, Tachikawa, JP;
OLYMPUS CORPORATION, Tokyo, JP;
Abstract
An endoscope apparatus includes a first optical system, a second optical system, a light-blocking shutter, a magnet rotor, drive coils, detection coils, and a CPU, the CPU performs control to provide direct current to the drive coils and control to provide alternating current to the detection coils, and where the alternating current is provided to the detection coils, the CPU detects a pivotal position of the light-blocking shutter by detecting variation of an inductance when a magnetic field generated in each of hollow portions of the detection coils is blocked by a magnetic body, from a value of the alternating current.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile