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:
Jan. 04, 2005
Filed:
Jan. 17, 2003
Applicant:
Mitsutoshi Kawamoto, Shiga-ken, JP;
Inventor:
Mitsutoshi Kawamoto, Shiga-ken, JP;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
B05D 512 ; B05D 136 ; B05D 310 ;
U.S. Cl.
CPC ...
Abstract
A method for producing a lead ferroelectric film having high relative dielectric constant and low dielectric loss by a hydrothermal process is disclosed. The method includes the step of hydrothermally forming a ferroelectric layer on a substrate, followed by the step of hydrothermally treating the resulting film in an aqueous solution having a pH of about 5 to 7.