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. 02, 1995
Filed:
Mar. 15, 1994
Applicant:
Inventors:
Takaaki Yasumoto, Kawasaki, JP;
Nobuo Iwase, Kamakura, JP;
Kaoru Koiwa, Kawasaki, JP;
Koji Yamakawa, Kawasaki, JP;
Kiyoshi Iyogi, Kawasaki, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K / ;
U.S. Cl.
CPC ...
174258 ; 174262 ; 174266 ; 361750 ;
Abstract
A circuit board comprising a substrate, at least one dielectric film formed on the substrate and made of at least one selected from the group consisting of AlN, BN, diamond, diamond-like carbon, BeO and SiC, the dielectric film having pores of a porosity of 5 to 95% by volume, and at least one wiring metal film formed on the dielectric film.
Yasumoto, Takaaki. (1995). Circuit board (U.S. Patent No. 5412160). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5412160
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile