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. 29, 2004
Filed:
Feb. 06, 2002
Hitoshi Nishikori, Tokyo, JP;
Naoji Otsuka, Kanagawa-ken, JP;
Hitoshi Sugimoto, Kanagawa-ken, JP;
Kiichiro Takahashi, Kanagawa-ken, JP;
Osamu Iwasaki, Tokyo, JP;
Minoru Teshigawara, Kanagawa-ken, JP;
Takeshi Yazawa, Kanagawa-ken, JP;
Toshiyuki Chikuma, Kanagawa-ken, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An ink jet printing apparatus including: a print unit having a polarity of ejection outlet arrays, for ejecting ink,; a scan unit for scanningly moving the print unit relative to the print medium in a main scan direction; and a feed unit for feeding the print medium relative to the print unit in a direction which is different from the main scan direction, wherein an image is formed on the print medium while repeating a scanning operation of the scanning unit and a feeding operation by the feeding unit. The apparatus also includes an information obtaining unit for obtaining image information; and a selecting unit for selecting at least one of the ejection outlet arrays to effect printing for the image data in a predetermined area, on the basis of the information obtained by the information obtain unit about image formations.