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. 07, 2001
Filed:
Jan. 14, 1999
Applicant:
Inventor:
Daniel Freifeld, Westport, CT (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 2/106 ;
U.S. Cl.
CPC ...
G02B 2/106 ;
Abstract
An illumination device for attachment to an optical imaging apparatus, such as a microscope, that provides bright, even illumination throughout the part under observation. The illuminating device has a diffuse light source, an optical element to receive part of the light from the light source and reflecting part toward the object under observation, and reflecting elements to collect and redirect stray light rays toward said object. The reflecting elements can be angled parallel to the beamsplitter and transverse with the part.
Freifeld, Daniel. (2001). Microscope illuminator for cylindrical objects (U.S. Patent No. 6271963). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6271963
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile