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.

Date of Patent:
Oct. 04, 2022

Filed:

Jul. 09, 2018
Applicant:

Mitsui Chemicals Tohcello, Inc., Tokyo, JP;

Inventors:

Takashi Unezaki, Ichihara, JP;

Jun Kamada, Narashino, JP;

Akimitsu Morimoto, Kawasaki, JP;

Jin Kinoshita, Nagoya, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/552 (2006.01); H01L 23/00 (2006.01); H05K 9/00 (2006.01);
U.S. Cl.
CPC ...
H01L 23/552 (2013.01); H01L 24/83 (2013.01); H05K 9/0081 (2013.01); H01L 2224/8385 (2013.01);
Abstract

Provided is a method of producing an electronic device, including a step of preparing a structure which includes an electronic component having a circuit forming surface, and an adhesive laminated film which includes a base material layer, an unevenness-absorptive resin layer, and an adhesive resin layer in this order and in which the adhesive resin layer is attached to the circuit forming surface of the electronic component such that the circuit forming surface is protected; and a step of forming an electromagnetic wave-shielding layer on the electronic component in a state of being attached to the adhesive laminated film.


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