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:
Mar. 14, 1995
Filed:
Jul. 01, 1993
Applicant:
Inventors:
Kazuya Ishihara, Tenri, JP;
Shigeo Onishi, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
20419218 ; 20419215 ; 2041922 ; 20419222 ; 20419226 ;
Abstract
A method of forming a ferroelectric film on a heated support is provided which includes the steps of forming a first layer on the heated support by sputtering a material including lead at a first pressure; and forming a second layer on the first layer by sputtering the material at a second pressure, the second pressure being lower than the first pressure.
Ishihara, Kazuya. (1995). Method of forming a ferroelectric film (U.S. Patent No. 5397446). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5397446
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile