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. 22, 2022
Filed:
Nov. 30, 2017
Applicant:
Ulvac, Inc., Chigasaki, JP;
Inventors:
Assignee:
ULVAC, INC., Chigasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
H05K 3/00 (2006.01); H05K 3/46 (2006.01);
U.S. Cl.
CPC ...
H05K 3/0041 (2013.01); H05K 3/467 (2013.01); H05K 2203/095 (2013.01);
Abstract
A method of the invention is a method of processing a wiring substrate that includes a configuration in which conductors locally disposed on a substrate are coated with resin having inorganic members that form a filler and are dispersed in an organic member, the method including: removing the organic member from a surface layer side of the resin by use of an ashing method; and removing, by use of a wet cleaning method, the inorganic members remaining the surface layer side of the resin from which the organic member is removed.