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:
Jul. 02, 1991
Filed:
Nov. 28, 1989
Applicant:
Inventor:
Kazuhiko Onuki, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
353122 ; 353 82 ; 355 44 ; 355 45 ; 355 41 ;
Abstract
An image display apparatus has an optical system including a movable mirror for projecting the image of an image bearing member, a screen for displaying the image projected by the optical system, an image sensor fixed in the vicinity of the screen but outside the image projecting optical path toward the screen, and a moving mechanism for moving the mirror between a display position for projecting the image onto the screen and a reading position for projecting the image onto the image sensor.
Onuki, Kazuhiko. (1991). Image display apparatus (U.S. Patent No. 5028128). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5028128
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile