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. 06, 2015
Filed:
Sep. 08, 2011
Applicant:
Hidetaka Noguchi, Hyogo, JP;
Inventor:
Hidetaka Noguchi, Hyogo, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 5/00 (2006.01); G01J 5/08 (2006.01); G01J 5/02 (2006.01);
U.S. Cl.
CPC ...
G01J 5/0881 (2013.01); G01J 5/024 (2013.01); G01J 5/0853 (2013.01);
Abstract
A thermal infrared sensor includes an infrared ray absorbing film that is thermally separated from a semiconductor substrate by a hollow part; and a temperature sensor configured to detect temperature changes of the infrared ray absorbing film. The infrared ray absorbing film includes an infrared ray antireflection structure configured with a sub wavelength structure, the infrared ray antireflection structure being provided on a surface of the infrared ray absorbing film facing the semiconductor substrate.