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:
Jan. 07, 2003
Filed:
Jul. 25, 1997
Applicant:
Inventors:
Satoru Ono, Toyokawa, JP;
Etsuko Shibata, Toyokawa, JP;
Assignee:
Minolta Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/318 ; G02B 2/702 ; G02B 7/02 ;
U.S. Cl.
CPC ...
G02B 1/318 ; G02B 2/702 ; G02B 7/02 ;
Abstract
An optical member having a toric functional surface has a marking which is made by a configuration of a mold used to form the optical member. The marking is formed in the optical member outside an effective area of the functional surface of the optical member. In one embodiment, the optical member is an optical member for a scanning optical system.