| Patent Number |
Title Of Patent |
Date Issued |
| 7581810 |
Inkjet recording apparatus and maintenance method thereof |
September 1, 2009 |
| For a recording apparatus capable of supplying a plurality of different color inks to a plurality of recording element substrates, when a condition for performing maintenance on a first recording element substrate is met, it is determined whether or not to perform maintenance on a se |
| 7552985 |
Image printing apparatus and image printing method |
June 30, 2009 |
| In an image printing apparatus for printing an image by combining dots of a plurality of sizes, a banding problem attributable to variations in conveying operation, and a temperature rise of a print head with an increase of the number of ejections are solved with a relatively simple |
| 7445309 |
Ink-jet printing apparatus, control method therefor, program, and storage medium |
November 4, 2008 |
| An object of this invention is to prevent prolongation of the time taken for a suction recovery operation while suppressing wasteful consumption of ink in the suction recovery operation. An ink-jet printing apparatus includes a plurality of caps which, when a plurality of nozzles of an |
| 7393078 |
Ink jet printing apparatus and printing method |
July 1, 2008 |
| High image quality is maintained even on front and rear ends of a printing medium where deterioration in the image quality is more likely to occur due to reduction in conveyance accuracy of the printing medium. In printing on the front and rear ends, the printing medium being not sup |
| 7357483 |
Ink jet printing apparatus and ink jet printing method |
April 15, 2008 |
| The ink jet printing apparatus forms an image on a print medium with the following two operations. The printing operation makes a print head perform scan motions in a predetermined direction on the print medium, the print head having an array of nozzle rows corresponding to the requi |
| 7328963 |
Ink jet printing apparatus and ink jet printing method |
February 12, 2008 |
| The present invention allows for creating high quality images by coping with a variety of kinds of print mediums without having to prepare large-sized, large-capacity power supply and ink supply source. For this purpose, this invention detects the number of printing elements to be dr |
| 7303247 |
Ink jet printing method and ink jet printing system |
December 4, 2007 |
| A mask pattern is employed for multi-pass printing. The mask pattern is the sum of a first mask pattern, relative to a first location that includes areas wherein dots are to be printed when a density value is smaller than a predetermined value, and a second mask pattern, relative to |
| 7287830 |
Ink jet printing apparatus, ink jet printing method and printing system |
October 30, 2007 |
| An ink jet printing apparatus includes a print head that is an array of a plurality of nozzles arranged according to each color of ink in a predetermined direction. The apparatus is provided with a plurality of print modes, each using a different number of colors of ink for printing. |
| 7284823 |
Print apparatus and printing method |
October 23, 2007 |
| The present invention provides a print apparatus and a printing method which enable high-grade images to be output at high speed without the need to drastically reduce the number of printing elements used to print leading and trailing end portions of a print medium. A first mask pattern |
| 7252356 |
Recording apparatus and method |
August 7, 2007 |
| A recording apparatus is configured to record an image on a recording medium by repeating a recording operation and a conveying operation. The recording operation is operative to apply a recording agent to the recording medium using a recording head while moving the recording head fo |
