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. 14, 1995
Filed:
May. 04, 1994
Applicant:
Inventors:
Takashi Fujii, Ohtsu, JP;
Masaru Fujino, Ohtsu, JP;
Takenori Sekijima, Nagaokakyo, JP;
Hiroshi Takagi, Ohtsu, JP;
Assignee:
Murata Mfg. Co., Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
252 6259 ; 252 6257 ;
Abstract
A material for magnetostatic wave devices comprises a thin single-crystalline magnetic film consisting essentially of a magnetic garnet containing iron, and at least one element of zirconium and hafnium incorporated therein. The content of zirconium and/or hafnium is less than or equal to 1000 wt.ppm.