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Class Information
Number: 355/38
Name: Photocopying > Projection printing and copying cameras > Multicolor picture > Regulating light intensity or exposure time > Including
Description: Subject matter including a photocell or photomultiplier tube and related electrical circuitry to detect the intensity of light in some part of the optical path.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6909491 |
Electronic and film theatrical quality |
Jun. 21, 2005 |
| 6850272 |
Image processing method and system |
Feb. 1, 2005 |
| 6801296 |
Image processing method, image processing apparatus and image recording apparatus |
Oct. 5, 2004 |
| 6739767 |
Image processing method, image processing apparatus and image recording apparatus |
May. 25, 2004 |
| 6734948 |
Optical printer |
May. 11, 2004 |
| 6714736 |
System and method for communication of digital images generated from photographic film |
Mar. 30, 2004 |
| 6480258 |
Photo printing apparatus |
Nov. 12, 2002 |
| 6480261 |
Photolithographic system for exposing a wafer using a programmable mask |
Nov. 12, 2002 |
| 6458492 |
Mask changing the brightness profile of a photographic copy |
Oct. 1, 2002 |
| 6439784 |
Method and system for using calibration patches in electronic film processing |
Aug. 27, 2002 |
| 6417913 |
Method and apparatus for ordering photographic prints and printing apparatus for producing the same |
Jul. 9, 2002 |
| 6392739 |
Method for optimizing a copying light profile |
May. 21, 2002 |
| 6373551 |
System and method for communication of digital images generated from photographic film |
Apr. 16, 2002 |
| 6353469 |
Photographic image acquisition device |
Mar. 5, 2002 |
| 6323934 |
Image processing method and apparatus |
Nov. 27, 2001 |
| 6292253 |
Apparatus for creating in-line index prints |
Sep. 18, 2001 |
| 6266127 |
Image reading method and image reading device |
Jul. 24, 2001 |
| 6262790 |
Printing method, printer and lens-fitted photo film unit |
Jul. 17, 2001 |
| 6233037 |
Image frame selector system for a photographic printing apparatus |
May. 15, 2001 |
| 6233036 |
Optical printer |
May. 15, 2001 |
| 6222612 |
Process and device for the output of electronic image signals, and a photographic copier |
Apr. 24, 2001 |
| 6169599 |
Method for determining the amount of light in each primary color when copying a colored original |
Jan. 2, 2001 |
| 6141080 |
Control negative for use in setting up exposure condition of photo-printer |
Oct. 31, 2000 |
| 6097470 |
Digital photofinishing system including scene balance, contrast normalization, and image sharpening digital image processing |
Aug. 1, 2000 |
| 6097471 |
Digital photofinishing system including film under-exposure gamma, scene balance, and image sharpening digital image processing |
Aug. 1, 2000 |
| 6072560 |
Photoelectric scanning device for a transparent object |
Jun. 6, 2000 |
| 6069685 |
Method and apparatus for printing high quality prints from photographic negatives |
May. 30, 2000 |
| 6018381 |
Method for calibrating a photofinishing system and components for use in such a method |
Jan. 25, 2000 |
| 5987222 |
Color copying apparatus |
Nov. 16, 1999 |
| 5986741 |
Imaging apparatus |
Nov. 16, 1999 |
| 5969796 |
Method for determining a state of processing solution in a printer processor and a printer processor |
Oct. 19, 1999 |
| 5959720 |
Method for color balance determination |
Sep. 28, 1999 |
| 5936708 |
Light-pattern illuminating apparatus and light-pattern illuminating method |
Aug. 10, 1999 |
| 5912724 |
Illuminance setting method |
Jun. 15, 1999 |
| 5889578 |
Method and apparatus for using film scanning information to determine the type and category of an image |
Mar. 30, 1999 |
| 5883698 |
Photographic printer |
Mar. 16, 1999 |
| 5870173 |
Processing apparatus for film |
Feb. 9, 1999 |
| 5870175 |
Index printer having density correction using a standard image |
Feb. 9, 1999 |
| 5867252 |
Image printer |
Feb. 2, 1999 |
| 5864387 |
Method and apparatus for creating in-line index prints |
Jan. 26, 1999 |
| 5841518 |
Image identification apparatus and image identification method |
Nov. 24, 1998 |
| 5828461 |
Method and apparatus for converting original image data to density data for forming an image on photosensitive material and for displaying an image on a monitor |
Oct. 27, 1998 |
| 5822040 |
Image testing method |
Oct. 13, 1998 |
| 5812243 |
Photographic printing apparatus with video camera |
Sep. 22, 1998 |
| 5805274 |
Photographic printer utilizing a photoactivated liquid-crystal light valve in order to enhance image processing |
Sep. 8, 1998 |
| 5798821 |
Copying of film under different conditions |
Aug. 25, 1998 |
| 5796466 |
Photographic printer |
Aug. 18, 1998 |
| 5790238 |
Photographic image exposing apparatus |
Aug. 4, 1998 |
| 5767983 |
Color copying apparatus for determining exposure amount from image data of an original image and a reference image |
Jun. 16, 1998 |
| 5767950 |
Method and apparatus for calibrating iris of photographic printer |
Jun. 16, 1998 |
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