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:
Aug. 14, 1984
Filed:
May. 04, 1982
Tsuyoshi Fujita, Yokohama, JP;
Noriyuki Taguchi, Yokohama, JP;
Gyozo Toda, Hino, JP;
Takashi Kuroki, Yokohama, JP;
Shoosaku Ishihara, Yokohama, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A ceramic wiring board which comprises ceramic part in which through-holes are made, sintered wiring pattern part provided on the surface of said ceramic part and sintered conductor part filled in said through-holes shows much decrease in cracks at the through-hole part caused by sintering and remarkable reduction in moisture absorbency when the ceramic part comprises ceramic containing a sintering assistant and the sintered conductor part comprises a metal containing the same sintering assistant as that present in said ceramic part.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile