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Class Information
Number: 399/49
Name: Electrophotography > Control of electrophotography process > Of plural processes > Having detection of toner (e.g., patch)
Description: Subject matter wherein a means or method is provided that senses developing material.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7623801 |
Image forming apparatus and control method thereof |
Nov. 24, 2009 |
| 7616908 |
Image forming apparatus and method having exposure control depending on first and second density patches |
Nov. 10, 2009 |
| 7616909 |
Image forming apparatus and image forming method |
Nov. 10, 2009 |
| 7616910 |
Image forming apparatus capable of optimizing glossiness of image formed on recording material with transparent or white toner |
Nov. 10, 2009 |
| 7613408 |
Image forming apparatus for correcting image formation condition |
Nov. 3, 2009 |
| 7609987 |
Image forming apparatus and control method of image forming apparatus |
Oct. 27, 2009 |
| 7603047 |
Image forming apparatus capable of forming high-quality image |
Oct. 13, 2009 |
| 7599646 |
Image forming apparatus with an endless belt for receiving toner images and a controller for controlling surface speed of an image bearing member or the moving speed of the endless belt in acc |
Oct. 6, 2009 |
| 7599634 |
Subjective and objective universal substrate printer ICC profile selection |
Oct. 6, 2009 |
| 7599632 |
Image forming apparatus and method for forming images for carrying out development using a light toner and a dark toner having substantially the same hue |
Oct. 6, 2009 |
| 7593130 |
Printing systems |
Sep. 22, 2009 |
| 7593654 |
Mass-based sensing of charging knee for active control of charger settings |
Sep. 22, 2009 |
| 7593655 |
Image forming apparatus having toner image transfer section |
Sep. 22, 2009 |
| 7593656 |
Method and device for controlling registration |
Sep. 22, 2009 |
| 7590363 |
Image forming apparatus and control method |
Sep. 15, 2009 |
| 7590364 |
Image forming apparatus with irradiated light control based on reflected light amounts |
Sep. 15, 2009 |
| 7587157 |
Image forming apparatus capable of correcting a rotation speed of an image carrier |
Sep. 8, 2009 |
| 7587149 |
Image forming apparatus and method for controlling the same |
Sep. 8, 2009 |
| 7583408 |
Image-forming apparatus and control method thereof |
Sep. 1, 2009 |
| 7583908 |
Image forming apparatus using an electrophotographic process and image forming method |
Sep. 1, 2009 |
| 7583909 |
Image forming apparatus and image forming method using decolorizing toner |
Sep. 1, 2009 |
| 7583919 |
Color image forming apparatus capable of effectively matching registration between elementary color images |
Sep. 1, 2009 |
| 7580650 |
Image forming device and image forming method including formation of a toner patch |
Aug. 25, 2009 |
| 7580647 |
Image forming apparatus and control method for image forming apparatus |
Aug. 25, 2009 |
| 7577371 |
Image forming apparatus featuring correlation of toner concentration control and image parameter control |
Aug. 18, 2009 |
| 7567761 |
Image forming apparatus and a method of controlling the image forming apparatus |
Jul. 28, 2009 |
| 7565085 |
Image forming device and toner consumption amount estimating method |
Jul. 21, 2009 |
| 7551864 |
Image forming apparatus and method of controlling an image quality |
Jun. 23, 2009 |
| 7551866 |
Image forming method and apparatus with improved conversion capability of amount of toner adhesion |
Jun. 23, 2009 |
| 7548703 |
Image forming apparatus administration system with developer density detection and developer lifetime information communication features |
Jun. 16, 2009 |
| 7548704 |
Image forming apparatus effectively conducting a process control |
Jun. 16, 2009 |
| 7548705 |
Systems and methods for marking test patches for calibrating and/or visually confirming color accuracy of a marking device |
Jun. 16, 2009 |
| 7548702 |
Image forming apparatus and image forming method for preventing paper jams in a fixing unit |
Jun. 16, 2009 |
| 7546045 |
Image forming apparatus having image placement control and method of controlling same |
Jun. 9, 2009 |
| 7546046 |
Method and apparatus for controlling an image density |
Jun. 9, 2009 |
| 7546048 |
Method for determining ink usage efficiency in commercial printing processes using pigments and quantitative tests |
Jun. 9, 2009 |
| 7542172 |
Method of detecting pages subject to reload artifact |
Jun. 2, 2009 |
| 7539428 |
Image-forming device wherein the density of the images are corrected |
May. 26, 2009 |
| 7539425 |
Method and device for adjusting to a minimum value the toner supply to a developing station of an electrographic printing unit or copying unit |
May. 26, 2009 |
| 7538918 |
Toner image forming apparatus including gradation control |
May. 26, 2009 |
| 7539429 |
Image forming apparatus having a stable image density |
May. 26, 2009 |
| 7536126 |
Apparatus for forming image-quality evaluation image |
May. 19, 2009 |
| 7532833 |
Printing apparatus, printing system, and prediction method of usage of printing agent |
May. 12, 2009 |
| 7526219 |
Image forming apparatus and method of calculating an amount of toner transfer by converting regular reflection output into a normalized value |
Apr. 28, 2009 |
| 7526241 |
Method and apparatus for image forming capable of effectively correcting a misregistration of an image |
Apr. 28, 2009 |
| 7519303 |
Image forming apparatus with color shift correction |
Apr. 14, 2009 |
| 7519304 |
Image forming means with mark removing unit |
Apr. 14, 2009 |
| 7515843 |
Color mis-registration measurement using an infra-red color density sensor |
Apr. 7, 2009 |
| 7515857 |
Image forming apparatus |
Apr. 7, 2009 |
| 7515162 |
Image forming apparatus, image forming method and computer-readable medium for storing program therefor |
Apr. 7, 2009 |
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