Inventor · disambiguated record
John Vala
Also filed as: VALA JOHN · VALA JOHN D
41 granted patents·1 pending application·492 citations·filing 1984–2012
98Inventor score
Top patents by PatentIndex Score
42 records- 0193US5063599AElectronic image liftUNISYS CORP·Filed 1989·Granted Nov 5, 1991·120 cites·10 claims
- 0282US5453849AIntegrating cylinder for object illuminationUNISYS CORP·Filed 1994·Granted Sep 26, 1995·40 cites·33 claims
- 0380US4676646AMethod and apparatus for controlling thickness of a layer of an optical data storage device by measuring an optical property of the layerENERGY CONVERSION DEVICES INC·Filed 1985·Granted Jun 30, 1987·26 cites·10 claims
- 0479US5557451ADocument processing with infra-red extractionUNISYS CORP·Filed 1995·Granted Sep 17, 1996·40 cites·22 claims
- 0577US5313070ACheck imaging illumination with focus/defocus and fibre optic light guide meansUNISYS CORP·Filed 1992·Granted May 17, 1994·39 cites·11 claims
- 0673US5426530AExtraction and trapping of IRUNISYS CORP·Filed 1993·Granted Jun 20, 1995·22 cites·14 claims
- 0771US5519513ATechniques for illuminating objectsUNISYS CORP·Filed 1995·Granted May 21, 1996·26 cites·37 claims
- 0863US6744469B1Illumination compensation using built-in referenceUNISYS CORP·Filed 1999·Granted Jun 1, 2004·29 cites·18 claims
- 0960US4622654ALiquid crystal light valve with memoryENERGY CONVERSION DEVICES INC·Filed 1984·Granted Nov 11, 1986·12 cites·5 claims
- 1050US5825945ADocument imaging with illumination from lambertian surfacesUNISYS CORP·Filed 1992·Granted Oct 20, 1998·18 cites·27 claims
- 1150US5063461APackaging of components for image liftUNISYS CORP·Filed 1989·Granted Nov 5, 1991·10 cites·21 claims
- 1249US6275602B1Illumination for imagingUNISYS CORP·Filed 1994·Granted Aug 14, 2001·9 cites·7 claims
- 1346US5491336ADocument illumination with Lambertian cavityUNISYS CORP·Filed 1993·Granted Feb 13, 1996·9 cites·38 claims
- 1446US5367386AImage scanning apparatus adapted for thermally and optically isolating imaging componentsUNISYS CORP·Filed 1992·Granted Nov 22, 1994·9 cites·27 claims
- 1546US5155776AFiltering illumination for image liftUNISYS CORP·Filed 1989·Granted Oct 13, 1992·11 cites·7 claims
- 1645US6178014B1Methods for illuminating documentsUNISYS CORP·Filed 1998·Granted Jan 23, 2001·7 cites·4 claims
- 1742US5859726AApparatus for extraction of IR from illumination for check processorUNISYS CORP·Filed 1996·Granted Jan 12, 1999·5 cites·20 claims
- 1842US2013265395A1System and Method for Generation of Stereo ImageryVALA JOHN D·Filed 2012·Application pending·0 cites
- 1941US5272331ADocument imaging camera with lamp bent into symmetrical lamp segmentsUNISYS CORP·Filed 1992·Granted Dec 21, 1993·4 cites·21 claims
- 2041US5003189ADocument-imaging illumination with fibre-optic intensity-adjustUNISYS CORP·Filed 1989·Granted Mar 26, 1991·5 cites·12 claims
- 2139US5780841ADocument-image camera mounted on reversible clampUNISYS CORP·Filed 1997·Granted Jul 14, 1998·4 cites·4 claims
- 2238US5371356ADocument imaging with `doubly-bent` lampsUNISYS CORP·Filed 1993·Granted Dec 6, 1994·3 cites·21 claims
- 2338US5146362AInfra-red extraction from illumination sourceUNISYS CORP·Filed 1989·Granted Sep 8, 1992·6 cites·10 claims
- 2436US5471048ADocument imaging lamps with bent dark endsUNISYS CORP·Filed 1994·Granted Nov 28, 1995·2 cites·15 claims
- 2536US5259043AFiltering illumination for image liftUNISYS CORP·Filed 1992·Granted Nov 2, 1993·3 cites·10 claims
- 2636US5089713ADocument-imaging illumination arrangements with intensity with adjustmentUNISYS CORP·Filed 1991·Granted Feb 18, 1992·6 cites·19 claims
- 2735US5677787AAutomatic imaging of documentsUNISYS CORP·Filed 1996·Granted Oct 14, 1997·2 cites·13 claims
- 2835US5144457AIntegrated imaging assemblyUNISYS CORP·Filed 1991·Granted Sep 1, 1992·5 cites·21 claims
- 2935US4993802ARandomizing optical converter for illumination beam and method utilizing sameUNISYS CORP·Filed 1989·Granted Feb 19, 1991·4 cites·13 claims
- 3034US5255107AIntegrated multi-beam imaging assemblyUNISYS CORP·Filed 1992·Granted Oct 19, 1993·4 cites·12 claims
- 3133US5530784AImaging of documentsUNISYS CORP·Filed 1995·Granted Jun 25, 1996·1 cites·10 claims
- 3232US5966238AMethod for imaging of documentsUNISYS CORP·Filed 1997·Granted Oct 12, 1999·1 cites·13 claims
- 3332US5717779AFiltering illumination for image liftUNISYS CORP·Filed 1996·Granted Feb 10, 1998·1 cites·2 claims
- 3432US5591961AIllumination with bent fluorescent tubesUNISYS CORP·Filed 1995·Granted Jan 7, 1997·1 cites·12 claims
- 3532US5422474AMethods for document illuminationUNISYS CORP·Filed 1994·Granted Jun 6, 1995·1 cites·10 claims
- 3632US5408085ADocument imaging system with human-eye response photoptic filter meansUNISYS CORP·Filed 1993·Granted Apr 18, 1995·1 cites·11 claims
- 3732US5264961ATechniques for trapping beams of infra-red energyUNISYS CORP·Filed 1992·Granted Nov 23, 1993·1 cites·13 claims
- 3831US5513274AAdjusting illumination for image lift to match cameraUNISYS CORP·Filed 1993·Granted Apr 30, 1996·1 cites·6 claims
- 3931US5321527AIntegrated document imaging assemblyUNISYS CORP·Filed 1993·Granted Jun 14, 1994·1 cites·23 claims
- 4030US6246464B1Illumination systemUNISYS CORP·Filed 1992·Granted Jun 12, 2001·2 cites·20 claims
- 4130US5717504AApparatus for illuminating documentsUNISYS CORP·Filed 1996·Granted Feb 10, 1998·0 cites·30 claims
- 4226US5701361AAdjusting illumination for image liftUNISYS CORP·Filed 1996·Granted Dec 23, 1997·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →