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:
May. 08, 2012
Filed:
Mar. 16, 2010
Atsushi Oshima, Shiojiri, JP;
Shinichi Miyazaki, Suwa, JP;
Kunio Tabata, Shiojiri, JP;
Nobuaki Azami, Matsumoto, JP;
Hiroyuki Yoshino, Matsumoto, JP;
Noritaka Ide, Shiojiri, JP;
Atsushi Oshima, Shiojiri, JP;
Shinichi Miyazaki, Suwa, JP;
Kunio Tabata, Shiojiri, JP;
Nobuaki Azami, Matsumoto, JP;
Hiroyuki Yoshino, Matsumoto, JP;
Noritaka Ide, Shiojiri, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A fluid ejection device including, a drive element capable of storing a charge depending on a voltage applied to the drive element, a first capacitor, a second capacitor, and a power recovery module that recovers power from the drive element by connecting the first capacitor and the second capacitor to the drive element in series, wherein the power recovery module switches the first capacitor out of the in-series connection to further recover power from the drive element.