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. 08, 2013
Filed:
Dec. 24, 2008
Applicants:
Yuehu Pu, Tokyo, JP;
Toshihiro Otani, Tokyo, JP;
Inventors:
Yuehu Pu, Tokyo, JP;
Toshihiro Otani, Tokyo, JP;
Assignee:
Mitsubishi Electric Corporation, Chiyoda-Ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61N 5/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
Light from a light source is made to be reflected by a light source mirror and to pass through a variable collimator, an irradiation field shape shaped by the variable collimator is projected on a photographing screen by the light passed through the variable collimator, a projection portion of the photographing screen is photographed by a photographic device, and an image photographed by the photographic device is analyzed by an image processor.