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:
Jun. 02, 1998
Filed:
Feb. 24, 1995
Applicant:
Inventor:
Shuichiro Saito, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ; G02B / ; G02B / ;
U.S. Cl.
CPC ...
359859 ; 359858 ; 359857 ; 359848 ; 359366 ;
Abstract
A mirror optical system includes a main mirror and a sub-mirror which are arranged to oppose each other, and a plurality of columns for coupling the main mirror to the sub-mirror. The main mirror, the sub-mirror, and the columns are constituted by members consisting of the same material, for example, a ceramic material, which has a very small linear expansion coefficient.
Saito, Shuichiro. (1998). Reflecting optical apparatus (U.S. Patent No. 5760979). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5760979
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile