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. 20, 1999
Filed:
Feb. 28, 1997
Applicant:
Inventors:
Joshua Monroe Cobb, Victor, NY (US);
Robert Francis Florence, Jr, Poughkeepsie, NY (US);
Franz X Topolovec, Accord, NY (US);
Uldis Artis Ziemins, Poughkeepsie, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
359385 ; 359386 ; 359387 ;
Abstract
Method and apparatus for illuminating a transparent material for identifying individual features in the material having similar refractive indices, without using a phase-contrast microscope, by illuminating the material by light directed at an angle to a reflective surface which directs the light through the material to a viewing device such as a microscope.
Cobb, Joshua. (1999). Illumination/viewing system for features in transparent materials (U.S. Patent No. 5926311). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5926311
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile