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. 12, 2010
Filed:
Nov. 28, 2007
Applicants:
Tsukasa Maruyama, Tokyo, JP;
Tetsuya Ikuta, Tokyo, JP;
Inventors:
Tsukasa Maruyama, Tokyo, JP;
Tetsuya Ikuta, Tokyo, JP;
Assignee:
Dowa Electronics Materials Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A light-emitting device includes: a light-emitting element whose main emission wavelength is 410 nm or less; and one phosphor layer or more stacked to cover a light-emitting surface of the light-emitting element and containing phosphors that absorb light from the light-emitting element and wavelength-convert the absorbed light to emit light.
Maruyama, Tsukasa. (2010). Light-emitting device and manufacturing method thereof (U.S. Patent No. 7812516). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7812516
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile