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. 28, 1995
Filed:
Mar. 08, 1995
Applicant:
Inventors:
Satoshi Kodama, Hyogo, JP;
Hiroshi Adachi, Hyogo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B44C / ;
U.S. Cl.
CPC ...
216 22 ; 216 41 ; 216 67 ;
Abstract
A thin-film magnetic head is provided which includes a substrate having formed thereon an upper and a lower thin-film magnetic core, a thin-film conductor coil, and a thin-film gap. An insulation layer is provided that electrically insulates the coil and the magnetic cores. The insulation layer is formed of an organic silicone resin with a ladder structure that is composed of silicon, oxygen and carbon. A resist is used as a mask to form the pattern of the insulation layer, and then the resin is removed