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:
Jun. 03, 2014
Filed:
Dec. 09, 2011
Masahisa Nawano, Nagano, JP;
Tomokazu Kobayashi, Shiojiri, JP;
Masahisa Nawano, Nagano, JP;
Tomokazu Kobayashi, Shiojiri, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A liquid ejecting head includes a pressure generating chamber communicating with a nozzle aperture, and a piezoelectric element including a piezoelectric layer and electrodes that apply a voltage to the piezoelectric layer. The piezoelectric layer is made of a complex oxide having a perovskite structure. The piezoelectric layer contains bismuth, barium, iron and titanium. The piezoelectric layer has an intensity ratio of a (111) orientation intensity to a (100) orientation intensity of 3 or more.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile