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:
May. 25, 2021
Filed:
Jul. 19, 2018
Applicant:
Nippon Pillar Packing Co., Ltd., Osaka, JP;
Inventors:
Takeshi Okunaga, Osaka, JP;
Miyuki Kobayashi, Osaka, JP;
Tatsuya Tamaki, Osaka, JP;
Kenpei Yamasaki, Osaka, JP;
Tomoki Hayashi, Osaka, JP;
Assignee:
NIPPON PILLAR PACKING CO., LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 3/00 (2006.01); B32B 15/095 (2006.01); B32B 27/12 (2006.01); H05K 1/03 (2006.01);
U.S. Cl.
CPC ...
B32B 15/095 (2013.01); B32B 27/12 (2013.01); H05K 1/036 (2013.01); B32B 2457/08 (2013.01);
Abstract
A circuit board according to the present invention includes: a first layer containing a fiber base material, and fusible fluororesin with which the fiber base material is impregnated; and second layers containing non-fusible fluororesin that are arranged on the two surfaces of the first layer.