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:
Jan. 19, 2021
Filed:
Jul. 09, 2019
Dai Nippon Printing Co., Ltd., Tokyo, JP;
Yoshinori Hirobe, Tokyo, JP;
Yutaka Matsumoto, Tokyo, JP;
Masato Ushikusa, Tokyo, JP;
Toshihiko Takeda, Tokyo, JP;
Hiroyuki Nishimura, Tokyo, JP;
Katsunari Obata, Tokyo, JP;
Takashi Takekoshi, Tokyo, JP;
Dai Nippon Printing Co., Ltd., Tokyo, JP;
Abstract
A method for producing a vapor deposition mask capable of satisfying both enhancement in definition and reduction in weight even when a size increased, a method for producing a vapor deposition mask device capable of aligning the vapor deposition mask to a frame with high precision, and a method for producing an organic semiconductor element capable of producing an organic semiconductor element with high definition are provided. A metal mask provided with a slit, and a resin mask that is positioned on a front surface of the metal mask and has openings corresponding to a pattern to be produced by vapor deposition arranged by lengthwise and crosswise in a plurality of rows, are stacked.