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:
Oct. 22, 2024
Filed:
Jan. 25, 2022
Minebea Mitsumi Inc., Nagano, JP;
Mio Anma, Kitasaku-gun, JP;
Ryohei Takayama, Kitasaku-gun, JP;
Ryo Haneda, Kitasaku-gun, JP;
Akari Yamada, Kitasaku-gun, JP;
MINEBEA MITSUMI Inc., Nagano, JP;
Abstract
A lighting device according to an embodiment includes a light source, a cup lens, and a condenser lens. The light source emits light in a punctiform manner. The cup lens is arranged at the emission side of the light source. The condenser lens is arranged at the emission side of the cup lens. The cup lens includes: a bottom surface having a first outer shape and having a substantially circular shape; a top surface having a second outer shape larger than the first outer shape and having a substantially circular shape, the top surface being at the emission side of and spaced apart from the bottom surface in the optical axis direction; a side surface continuous with the bottom surface and the top surface; and a recessed part having a substantially cylindrical shape, provided substantially at the center of the bottom surface, and accommodating the light source.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile