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. 01, 2024
Filed:
Sep. 17, 2021
Fujifilm Business Innovation Corp., Tokyo, JP;
Takashi Kondo, Ebina, JP;
Kenichi Ono, Ebina, JP;
Daisuke Iguchi, Ebina, JP;
Yoshinori Shirakawa, Ebina, JP;
Tomoaki Sakita, Ebina, JP;
Tsutomu Otsuka, Yokohama, JP;
FUJIFILM Business Innovation Corp., Tokyo, JP;
Abstract
A light-emitting device includes: a first light-emitting element array that includes plural first light-emitting elements arranged at a first interval; a second light-emitting element array that includes plural second light-emitting elements arranged at a second interval wider than the first interval, second light-emitting element array being configured to output a light output larger than a light output of the first light-emitting element array, and being configured to be driven independently from the first light-emitting element array; and a light diffusion member provided on an emission path of the second light-emitting element array.