JV

John Vala

UN Unisys: 37 patents #5 of 2,015Top 1%
ED Energy Conversion Devices: 2 patents #85 of 231Top 40%
Overall (All Time): #77,054 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 25 most recent of 41 patents

Patent #TitleCo-InventorsDate
6744469 Illumination compensation using built-in reference John C. Gudenburr, William L. Kozlowski, Christopher N. St. John 2004-06-01
6275602 Illumination for imaging David J. Concannon, Gerald J. Banks 2001-08-14
6246464 Illumination system Clive E. Catchpole, Johan P. Bakker, Robert T. Rourke, Paul Stolis, Gary Copenhaver +2 more 2001-06-12
6178014 Methods for illuminating documents Gary Copenhaver, Clive E. Catchpole, Johan P. Bakker, David J. Concannon 2001-01-23
5966238 Method for imaging of documents Gary Copenhaver, Johan P. Bakker 1999-10-12
5859726 Apparatus for extraction of IR from illumination for check processor Gary Copenhaver, Johan P. Bakker 1999-01-12
5825945 Document imaging with illumination from lambertian surfaces Paul Stolis, Clive E. Catchpole, Johan P. Bakker, Gary Copenhaver, David J. Concannon +2 more 1998-10-20
5780841 Document-image camera mounted on reversible clamp Johan P. Bakker, Clive E. Catchpole, David B. Tratar 1998-07-14
5717504 Apparatus for illuminating documents Gary Copenhaver, Clive E. Catchpole, Johan P. Bakker, David J. Concannon 1998-02-10
5717779 Filtering illumination for image lift David J. Concannon, Gerald J. Banks 1998-02-10
5701361 Adjusting illumination for image lift Ted Concannon, Gerald J. Banks 1997-12-23
5677787 Automatic imaging of documents Gary Copenhaver, Johan P. Bakker 1997-10-14
5591961 Illumination with bent fluorescent tubes Johan P. Bakker, Clive E. Catchpole, David B. Tratar 1997-01-07
5557451 Document processing with infra-red extraction Gary Copenhaver, Johan P. Bakker 1996-09-17
5530784 Imaging of documents Gary Copenhaver, Johan P. Bakker 1996-06-25
5519513 Techniques for illuminating objects Gary Copenhaver, Clive E. Catchpole, Johan P. Bakker, David J. Concannon 1996-05-21
5513274 Adjusting illumination for image lift to match camera David J. Concannon, Gerald J. Banks 1996-04-30
5491336 Document illumination with Lambertian cavity David J. Concannon, Gary Copenhaver, Johan P. Bakker, Clive E. Catchpole 1996-02-13
5471048 Document imaging lamps with bent dark ends Johan P. Bakker, Clive E. Catchpole, David B. Tratar 1995-11-28
5453849 Integrating cylinder for object illumination Gary Copenhaver, Clive E. Catchpole, Johan P. Bakker, David J. Concannon 1995-09-26
5426530 Extraction and trapping of IR Gary Copenhaver, Johan P. Bakker 1995-06-20
5422474 Methods for document illumination Gerald J. Banks 1995-06-06
5408085 Document imaging system with human-eye response photoptic filter means Gerald J. Banks 1995-04-18
5371356 Document imaging with `doubly-bent` lamps Johan P. Bakker, Clive E. Catchpole, David B. Tratar 1994-12-06
5367386 Image scanning apparatus adapted for thermally and optically isolating imaging components Gary Copenhaver, Johan P. Bakker 1994-11-22