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Class Information
Number: 399/205
Name: Electrophotography > Image formation > Exposure > Having reference position (relative positioning)
Description: Subject matter wherein a means or method is provided for movement of an optical component with relative positioning to a corresponding location for an original or photoconductive member.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7580653 |
Image forming unit and moving unit |
Aug. 25, 2009 |
| 7412177 |
Image forming apparatus |
Aug. 12, 2008 |
| 7346206 |
Optical object detector |
Mar. 18, 2008 |
| 7218426 |
Image reading apparatus and image-forming apparatus incorporating the image-reading apparatus |
May. 15, 2007 |
| 7174125 |
Image forming apparatus |
Feb. 6, 2007 |
| 6963430 |
Image reading apparatus |
Nov. 8, 2005 |
| 6961154 |
Image reading apparatus and image-forming apparatus incorporating the image-reading apparatus |
Nov. 1, 2005 |
| 6606464 |
Method and apparatus for image reading and image forming, with shading operation control for increased throughput |
Aug. 12, 2003 |
| 6564028 |
Method of initializing an image reading device |
May. 13, 2003 |
| 6009281 |
Flash device |
Dec. 28, 1999 |
| 5946539 |
Image forming apparatus having a reference position preventing blockage of an optical path |
Aug. 31, 1999 |
| 5659855 |
Electrophotographic image member with magnetic property and image forming apparatus |
Aug. 19, 1997 |
| 5625469 |
Apparatus for alignment of material to be scanned in a flat-bed scanner |
Apr. 29, 1997 |
| 5278625 |
Method and apparatus for lateral registration of sequential images in a singles pass, multi-LED print bar printer |
Jan. 11, 1994 |
| 5119135 |
Selectively variable image positioning system for use in electrophotographic copying apparatus |
Jun. 2, 1992 |
| 5061962 |
Copier with a plurality of reference positions |
Oct. 29, 1991 |
| 5049936 |
Electrophotographic copier/duplicator having dual imaging apparatus |
Sep. 17, 1991 |
| 4903079 |
Variable magnification copier |
Feb. 20, 1990 |
| 4873550 |
Electrophotographic copier including means for sensing the size of an original document |
Oct. 10, 1989 |
| 4816867 |
Electrophotographic copying machine |
Mar. 28, 1989 |
| 4696564 |
Image forming apparatus |
Sep. 29, 1987 |
| 4685793 |
Image forming apparatus |
Aug. 11, 1987 |
| 4639121 |
Document registration system |
Jan. 27, 1987 |
| 4627708 |
Photocopying apparatus |
Dec. 9, 1986 |
| 4618244 |
Image forming apparatus capable of selectively optically scanning one or more documents to be copied during one scanning operation |
Oct. 21, 1986 |
| 4530592 |
Registration mechanism for a multimagnification reproduction apparatus |
Jul. 23, 1985 |
| 4415259 |
Variable magnification and reciprocal exposure copying method |
Nov. 15, 1983 |
| 4371255 |
Electrophotographic copying method and apparatus of reciprocal original scanning type |
Feb. 1, 1983 |
| 4332461 |
Electrical drive for scanning optics in a continuously variable reduction copier |
Jun. 1, 1982 |
| 4324485 |
Electrostatic copying apparatus |
Apr. 13, 1982 |
| 4209248 |
Continuously variable reduction copier optics systems |
Jun. 24, 1980 |
| 4139298 |
Copying apparatus capable of producing copies differing in size from originals |
Feb. 13, 1979 |
| 4120578 |
Continuously variable reduction scanning optics drive |
Oct. 17, 1978 |
| 4116554 |
Optical reduction system featuring the provision of borders |
Sep. 26, 1978 |
| 4110028 |
Drive system for multi-mode reproducing apparatus |
Aug. 29, 1978 |
| 4095880 |
Extended range variable magnification reproduction machine |
Jun. 20, 1978 |
| 4077710 |
Lens shift mechanism |
Mar. 7, 1978 |
| 4033692 |
Multi-mode reproducing machine |
Jul. 5, 1977 |
| 4033691 |
Variable magnification reproducing apparatus |
Jul. 5, 1977 |
| 4027963 |
Multi-mode reproducing apparatus |
Jun. 7, 1977 |
| 3998540 |
Repositioning system for viewing and projection elements of a reproducing apparatus |
Dec. 21, 1976 |
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