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. 03, 2005
Filed:
Jun. 26, 2003
Taku Hirasawa, Kyoto, JP;
Akiko Murata, Osaka, JP;
Atsushi Tomozawa, Osaka, JP;
Eiji Fujii, Osaka, JP;
Hideo Torii, Osaka, JP;
Ryoichi Takayama, Osaka, JP;
Taku Hirasawa, Kyoto, JP;
Akiko Murata, Osaka, JP;
Atsushi Tomozawa, Osaka, JP;
Eiji Fujii, Osaka, JP;
Hideo Torii, Osaka, JP;
Ryoichi Takayama, Osaka, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
In the liquid discharge head for discharging liquid such as ink like the ink jet head, at least a part on a surface of a piezoelectric element on the side of a liquid chamber member (ink chamber member) is composed of a nucleus forming assistance material contained layer containing a material for assisting nucleus forming for growth of plating at the time of forming the liquid chamber member on the surface by means of the electroless plating, and the liquid chamber member is formed on the nucleus forming assistance material contained layer by the electroless plating.