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:
Feb. 10, 1987
Filed:
Nov. 03, 1983
Applicant:
Inventors:
Nobuyuki Kishine, Tochigi, JP;
Tetsuya Imamura, Tochigi, JP;
Michihide Yamauchi, Wakayama, JP;
Tsuyoshi Ootani, Tochigi, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ;
U.S. Cl.
CPC ...
360126 ; 360122 ;
Abstract
A magnetic head is disclosed in which a non-magnetic base substance which supports a writing or reading converter for writing or reading on a magnetic recording medium is constructed with an aggregate of carbon material, or a composite material comprising an aggregate of carbon material, and a thermosetting resin and/or a carbonaceous filler.
Kishine, Nobuyuki. (1987). Magnetic head comprised of an improved base substance for high density (U.S. Patent No. 4642720). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4642720
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile