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:
Aug. 26, 1997
Filed:
Nov. 10, 1994
Applicant:
Inventor:
Ken Tomioka, Yokohama, JP;
Assignee:
Nikon Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ;
U.S. Cl.
CPC ...
359388 ; 359368 ; 359380 ; 359385 ;
Abstract
An optical instrument having an eyepiece unit through which a viewer is able to view an object, a switch provided on the eyepiece unit and a control device controlling an optical system in the eyepiece unit based on an output signal from the switch.
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Tomioka, Ken. (1997). Optical instrument (U.S. Patent No. 5661598). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5661598
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