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. 06, 2002
Filed:
Feb. 26, 1999
Applicant:
Inventors:
Mitsuharu Ishii, Kawasaki, JP;
Toshitaka Aoki, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 2/612 ; G06K 7/10 ;
U.S. Cl.
CPC ...
G02B 2/612 ; G06K 7/10 ;
Abstract
A polygonal mirror unit having a base with a plurality of reflection surfaces. The polygonal mirror unit further includes a plurality of mirrors which have upper ends and lower ends and forms the reflection surfaces, a first base part having first grooves which receive the lower ends of the mirrors and first stoppers which push the mirrors towards an outside of the first base part, and a second base part having second grooves which receive the upper ends of the mirrors and second stoppers which push the mirrors towards an outside of the second base part.