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:
Dec. 25, 2001
Filed:
Apr. 06, 1999
Applicant:
Inventors:
Minoru Usui, Nagano, JP;
Masato Shimada, Nagano, JP;
Masami Murai, Nagano, JP;
Kouji Sumi, Nagano, JP;
Tsutomu Nishiwaki, Nagano, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 1/700 ; B21D 5/376 ;
U.S. Cl.
CPC ...
H04R 1/700 ; B21D 5/376 ;
Abstract
A process for producing a laminated ink-jet recording head including the steps of forming a titanium layer across a surface of a diaphragm, and forming a layer of a piezoelectric material on the titanium layer by a hydrothermal method.
Quick Actions:
Usui, Minoru. (2001). Process for producing a laminated ink-jet recording head (U.S. Patent No. 6332254). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6332254
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile