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. 29, 2021
Filed:
Jun. 24, 2020
Yazaki Corporation, Tokyo, JP;
Nissan Motor Co., Ltd., Yokohama, JP;
Takayuki Ikeda, Shizuoka, JP;
Ken Suzuki, Shizuoka, JP;
Tomoaki Sasaki, Kanagawa, JP;
Kenichi Baba, Kanagawa, JP;
YAZAKI CORPORATION, Tokyo, JP;
NISSAN MOTOR CO., LTD., Yokohama, JP;
Abstract
A vehicle interior lamp includes a housing having an opening, a lens arranged at the opening, a compartment provided in the housing and surrounding the opening at which the lens is arranged, a light source arranged in a corner of the compartment and emitting light toward the lens, and a reflector arranged inside the compartment, the reflector for introducing the light emitted from the light source to the lens. A plurality of steps is provided on a surface of the lens facing the light source, the steps having a thickness that reduces as the distance from the light source increases and arranged to be brought close uniformly a brightness of a surface of the lens by the light source. The lens is provided with a protrusion or a serration.