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:
Sep. 24, 2019
Filed:
Sep. 16, 2016
Applicant:
Xianfeng Chen, Kanagawa, JP;
Inventor:
Xianfeng Chen, Kanagawa, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 41/08 (2006.01); H01L 41/41 (2013.01);
U.S. Cl.
CPC ...
H01L 41/081 (2013.01); H01L 41/41 (2013.01);
Abstract
A method for producing a piezoelectric film includes forming a metal film, recrystallizing a portion of the metal film by heating, forming an amorphous film of piezoelectric material on the metal film; and heating the amorphous film at a position of the recrystallized portion of the metal film.
Quick Actions:
Chen, Xianfeng. (2019). Piezoelectric film, piezoelectric device, and method for making piezoelectric film (U.S. Patent No. 10424718). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10424718
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