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. 23, 1992
Filed:
Oct. 15, 1990
Applicant:
Inventor:
Noriji Oishi, Aichi, JP;
Assignee:
Mitsubishi Rayon Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ; G02B / ;
U.S. Cl.
CPC ...
359487 ; 359495 ; 359496 ;
Abstract
An optical device for forming a linear polarized light by dividing a light beam from a light source into two linear polarized light components, and rotating a plane of polarization of one of the light components at 90.degree. to follow joining of both the light components. Further, a polarization beam splitter for dividing a light beam into two linear polarized light components is employed in such an optical device.