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. 04, 2026
Filed:
Nov. 22, 2021
Applicant:
Nippon Electric Glass Co., Ltd., Otsu, JP;
Inventors:
Assignee:
Nippon Electric Glass Co., Ltd., Shiga, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 13/14 (2006.01); G02B 13/00 (2006.01);
U.S. Cl.
CPC ...
G02B 13/008 (2013.01); G02B 13/0035 (2013.01);
Abstract
An infrared imaging lens () includes a plurality of lenses (Lto L) which are disposed in respective positions, the plurality of lenses each being made of glass having a refractive index of 2.8 to 4.0 measured at a wavelength of 10 μm, the infrared imaging lens having an image circle having a diameter which is 0.7 times to 1.3 times a focal length of the infrared imaging lens.
Quick Actions:
Matsushita, Yoshimasa. (2026). Infrared imaging lens and infrared camera (U.S. Patent No. 12699256). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12699256
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile