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. 31, 2021
Filed:
Mar. 13, 2019
Applicant:
Koito Manufacturing Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
KOITO MANUFACTURING CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 41/20 (2018.01); F21S 41/25 (2018.01); F21S 41/63 (2018.01); F21S 41/16 (2018.01); F21S 45/42 (2018.01); F21S 41/43 (2018.01); F21S 45/47 (2018.01);
U.S. Cl.
CPC ...
F21S 41/285 (2018.01); F21S 41/16 (2018.01); F21S 41/25 (2018.01); F21S 41/43 (2018.01); F21S 41/63 (2018.01); F21S 45/42 (2018.01); F21S 45/47 (2018.01);
Abstract
A vehicle lamp is provided with a light source () that emits light in a predetermined wavelength band, a diffractive optical element () that diffracts the light emitted from the light source () to have a predetermined light distribution pattern, and a shade () that shields, of the light forming the predetermined light distribution pattern, at least part of the light forming the outer peripheral portion of the predetermined light distribution pattern, and the shade () shields the light forming the outer peripheral portion of the predetermined light distribution pattern over the entire circumference of the light distribution pattern.