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. 27, 2023
Filed:
Jun. 08, 2022
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Yohei Yamada, Chino, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/50 (2010.01); H01L 33/64 (2010.01);
U.S. Cl.
CPC ...
H01L 33/502 (2013.01); H01L 33/641 (2013.01);
Abstract
A wavelength conversion member includes: a phosphor; a metal joining layer provided on a bottom surface and a side surface of the phosphor; a metal heat-dissipating holding unit including a recess that covers the bottom surface and at least a portion of the side surface of the phosphor and that accommodates the phosphor so that the phosphor is embedded in the recess; and a metal porous joining material provided between the metal joining layer and the metal heat-dissipating holding unit.
Yamada, Yohei. (2023). Wavelength conversion member and light-emitting device for efficient wavelength conversion (U.S. Patent No. 11688834). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11688834
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile