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:
Aug. 30, 2011
Filed:
Jun. 30, 2010
Kenji Fujii, Hiratsuka, JP;
Masahisa Watanabe, Yokohama, JP;
Shuhei Oya, Oita, JP;
Seiko Minami, Warabi, JP;
Kenji Fujii, Hiratsuka, JP;
Masahisa Watanabe, Yokohama, JP;
Shuhei Oya, Oita, JP;
Seiko Minami, Warabi, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A liquid discharge recording head comprising a plurality of recording element boards for discharging black ink and color ink, by which image quality of color ink is improved without decreasing image quality of black ink. The liquid discharge recording head including: a first recording element board including a first discharge aperture for discharging liquid; a second recording element board including a second discharge aperture, the second discharge aperture being smaller than the first discharge aperture; and a support member including a face for supporting the first recording element board and the second recording element board. A distance from the face of the support member to the second discharge aperture is longer than a distance from the face of the support member to the first discharge aperture.