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:
Jun. 28, 1983
Filed:
May. 21, 1981
Applicant:
Inventors:
Sotaro Esho, Tokyo, JP;
Hiroshi Gokan, Tokyo, JP;
Assignee:
Nippon Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
2041 / ; 2041 / ; 427123 ; 427127 ; 427130 ; 427131 ; 427132 ; 427259 ; 427265 ;
Abstract
A process for manufacturing a thin-film magnetic bubble domain detection device in which first a spacer and then a conductor film are deposited onto a substrate, and then the conductor film is removed from a predetermined region using a mask. Thereafter a magnetic field sensing film is deposited onto the substrate, with the mask still thereon, and then the mask is removed.