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. 03, 1990
Filed:
May. 03, 1989
Applicant:
Inventors:
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ; G01B / ;
U.S. Cl.
CPC ...
2505781 ; 2502 / ; 356374 ;
Abstract
A camera for recording the topography of a specimen surface by generation of a Moire image with the aid of an object grid applied on the object, and which includes a CCD sensor with a reference grid (8) which is applied as a physical grid structure directly on the light incidence surface (4) of the CCD sensor.
Berger, Christa. (1990). Topographical camera operable by applying a grid-generated moire image (U.S. Patent No. 4939380). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4939380
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile