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. 31, 1977
Filed:
Nov. 29, 1974
Applicant:
Inventors:
Harumi Maegawa, Kawasaki, JA;
Junzo Matsuda, Tokyo, JA;
Assignee:
Fujitsu Ltd., Kawasaki, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
3401 / ; 3401 / ;
Abstract
A magnetic bubble device has a flat faced drive coil consisting of electrically conductive material having flat windings. The magnetic bubble chip of the device is positioned in the magnetic field produced by the flat faced coil.