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:
Apr. 12, 2005
Filed:
Jul. 26, 1999
Hiroshi Sugitani, Machida, JP;
Masami Kasamoto, Ayase, JP;
Tsuyoshi Orikasa, Musashimurayama, JP;
Masashi Miyagawa, Yokohama, JP;
Jun Kawai, Tokyo, JP;
Teruo Arashima, Kawasaki, JP;
Masaaki Izumida, Kawasaki, JP;
Hiroshi Sugitani, Machida, JP;
Masami Kasamoto, Ayase, JP;
Tsuyoshi Orikasa, Musashimurayama, JP;
Masashi Miyagawa, Yokohama, JP;
Jun Kawai, Tokyo, JP;
Teruo Arashima, Kawasaki, JP;
Masaaki Izumida, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A method of manufacturing an ink jet head having a substrate that has a plurality of energy generating elements used for generating energy that in turn is used to discharge ink. The substrate has recessed portions separating the energy generating elements, and a wall member is provided having depending flow passage walls which are joined respectively to the recessed portions. The energy generating elements act on the ink and discharge it through the flow passages.