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:
Nov. 17, 2020
Filed:
Mar. 15, 2018
Nichia Corporation, Anan-shi, Tokushima, JP;
Yoko Iwakiri, Tokushima, JP;
Takao Nakauchi, Tokushima, JP;
NICHIA CORPORATION, Anan-Shi, JP;
Abstract
A method for manufacturing a light-transmissive member includes: providing a supporting member, and a light-transmissive sheet disposed on the supporting member, the light-transmissive sheet including: a first layer containing substantially no phosphor, and a second layer containing a phosphor; and forming a plurality of light-transmissive members from the light-transmissive sheet by dividing the light-transmissive sheet with a blade over the supporting member, such that each light-transmissive member includes: a first portion formed by separation of the first layer by a first crevice, the first portion containing substantially no phosphor, and a second portion formed by separation of the second layer by a second crevice, the second portion containing a phosphor, wherein one of the first portion and the second portion is layered on the other of the first portion and the second portion.