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:
May. 10, 1994
Filed:
Oct. 28, 1992
Applicant:
Inventor:
Kazuo Yamakawa, Osaka, JP;
Assignee:
Minolta Camera Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
359216 ; 359784 ; 359196 ;
Abstract
A cylindrical lens system is provided with a first element including a first cylindrical lens having a convex surface and a second cylindrical lens having a concave surface. The convex surface and the concave surface are arranged to be opposite to each other. The cylindrical lens system is also provided with a second element including a third cylindrical lens.
Yamakawa, Kazuo. (1994). Cylindrical lens system for use in laser beam scanning apparatus and (U.S. Patent No. 5311348). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5311348
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile