JA

James J. Appel

Xerox: 43 patents #273 of 8,622Top 4%
Overall (All Time): #68,553 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 25 most recent of 44 patents

Patent #TitleCo-InventorsDate
6429957 Double-pass sagittally offset pre-polygon optics for raster output scanners Susan E. Dunn, John A. Durbin 2002-08-06
6232991 ROS bow compensation 2001-05-15
6144478 Flexible arm piezoelectric lens mover William J. Nowak, Edward C. Bock 2000-11-07
6141031 Aerial color registration William J. Nowak, Edward C. Bock 2000-10-31
6055005 Color printer with jitter signature matching William J. Nowak 2000-04-25
6023286 Moving mirror motion quality compensation William J. Nowak, Edward C. Bock 2000-02-08
6011576 Exposure control for a raster output scanner in a multicolor electrophotographic printer 2000-01-04
5969741 Raster scanner with a selectable spot dimension John R. Andrews 1999-10-19
5933182 Single pass color printer with facet matching 1999-08-03
5729278 Sidewinder raster output scanner Edward C. Bock, David P. Wind 1998-03-17
5689769 Semi-automatic exit window cleaner Edward A. Powers, Kenneth R. Ossman 1997-11-18
5659414 Means for controlling the power output of laser diodes in a ROS system Aron Nacman, Robert H. Melino 1997-08-19
5638108 Lower resolution led bars used for 600 SPI printing Aron Nacman, George A. Charnitski 1997-06-10
5600126 Method and apparatus for controlling the power output of multiple laser diodes Aron Nacman 1997-02-04
5550668 Multispot polygon ROS with maximized line separation depth of focus Susan E. Dunn 1996-08-27
5548357 Keystoning and focus correction for an overhead projector Daniel H. Greene, J. Craig Mudge 1996-08-20
5539441 Jitter reduction in an overfilled raster output polygon scanner system Susan E. Dunn 1996-07-23
5517230 Control system for a variable-resolution raster output scanner Robert M. Lofthus, John A. Durbin, Aron Nacman 1996-05-14
5498869 Apparatus for wobble correction using an agile beam polygon ROS and all-spherical optics Thomas L. Paoli 1996-03-12
5489936 Fast scan spot correction in a polygon ROS using PWM Aron Nacman 1996-02-06
5461412 Method and apparatus for actively correcting curvature in the scan of an optical output device Thomas L. Paoli 1995-10-24
5444239 Fiber optic scanning beam detector Aron Nacman, Andrew M. Strauch 1995-08-22
5381259 Raster output scanner (ROS) using an overfilled polygon design with minimized optical path length 1995-01-10
5377036 Suppression of stray light reflections in a raster output scanner (ROS) using an overfilled polygon design John A. Durbin, John R. Andrews 1994-12-27
5371526 Raster output scanner for a single pass printing system which separates plural laser beams by wavelength and polarization Thomas L. Paoli 1994-12-06