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:
Dec. 01, 1998
Filed:
Feb. 12, 1997
Applicant:
Inventor:
Hidetoshi Masuda, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
359697 ; 359694 ; 359823 ; 359698 ; 359824 ; 2502012 ; 396102 ;
Abstract
A position detecting device includes a moving body, and a detection mechanism which detects a moving position of the moving body on the basis of a level of a detection signal, wherein a peak value of the level of the detection signal is set to be obtained at an intermediate point within a moving range of the moving body.