Inventor · disambiguated record
Wolfgang Ruf
Also filed as: RUF WOLFGANG
74 granted patents·12 pending applications·844 citations·filing 1975–2023
99Inventor score
Files withAGFA GEVAERT AG16INFINEON TECHNOLOGIES AG15VOITH GMBH J M10VOITH SULZER PAPIERMASCH GMBH10VOITH SULZER PAPIERTECH PATENT8
Top patents by PatentIndex Score
86 records- 0195US4812903AMethod of electronically improving the sharpness and contrast of a colored image for copyingAGFA GEVAERT AG·Filed 1987·Granted Mar 14, 1989·144 cites·17 claims
- 0288US7760569B2Semiconductor memory device with temperature controlQIMONDA AG·Filed 2007·Granted Jul 20, 2010·28 cites·20 claims
- 0385US4007489AMethod and apparatus for creating color copies of an original by an electrostatic charging processAGFA GEVAERT AG·Filed 1975·Granted Feb 8, 1977·37 cites·12 claims
- 0481US6895538B2Method for testing a device and a test configuration including a device with a test memoryINFINEON TECHNOLOGIES AG·Filed 2001·Granted May 17, 2005·36 cites·12 claims
- 0579US6251225B1Process for regulating the breaking length ratio of a manufactured paper webVOITH SULZER PAPIERTECH PATENT·Filed 2000·Granted Jun 26, 2001·12 cites·30 claims
- 0678US4314235ASystem for utilizing a conventional n-bit successive approximation register to generate data words with more than n placesAGFA GEVAERT AG·Filed 1980·Granted Feb 2, 1982·14 cites·3 claims
- 0777US6524441B2Process for detecting and correcting a fiber orientation cross direction profile changeVOITH SULZER PAPIERMASCH GMBH·Filed 2000·Granted Feb 25, 2003·10 cites·20 claims
- 0877US5466372ACyclone including an inlet diffuser tubeVOITH GMBH J M·Filed 1994·Granted Nov 14, 1995·37 cites·10 claims
- 0977US5401363AMethod of homogenizing the constitution of a web of paperVOITH GMBH J M·Filed 1993·Granted Mar 28, 1995·26 cites·11 claims
- 1075US6761801B2Lamella of a headbox of a paper, cardboard, or tissue machineVOITH PAPER PATENT GMBH·Filed 2001·Granted Jul 13, 2004·10 cites·62 claims
- 1175US4296438AProjection and scanning system for producing video signals from motion picture film and control system used thereinAGFA GEVAERT AG·Filed 1980·Granted Oct 20, 1981·23 cites·15 claims
- 1274US7877649B2Method and apparatus for testing a memory chip using a common node for multiple inputs and outputsQIMONDA AG·Filed 2007·Granted Jan 25, 2011·10 cites·5 claims
- 1374US5549792AHeadbox for a paper machineVOITH GMBH J M·Filed 1994·Granted Aug 27, 1996·24 cites·24 claims
- 1471US7221617B2Backwards-compatible memory moduleINFINEON TECHNOLOGIES AG·Filed 2005·Granted May 22, 2007·10 cites·37 claims
- 1571US5645689AMultilayer headboxVOITH SULZER PAPIERMACHINEN GM·Filed 1995·Granted Jul 8, 1997·53 cites·23 claims
- 1669US5694961ADevice and method for changing the flow resistance of a fluid flow control deviceVOITH GMBH J M·Filed 1995·Granted Dec 9, 1997·28 cites·2 claims
- 1767US5849159AMulti-layer headbox with plastic and metal divider plateVOITH SULZER PAPIERMASCH GMBH·Filed 1997·Granted Dec 15, 1998·18 cites·22 claims
- 1866US6585860B2Method to control or regulate the basis weight of a paper or cardboard webVOITH SULZER PAPIERMASCH GMBH·Filed 2002·Granted Jul 1, 2003·4 cites·7 claims
- 1965US6174413B1Device for detecting and correcting a fiber orientation cross direction profile changeVOITH SULZER PAPIERMASCH GMBH·Filed 1998·Granted Jan 16, 2001·13 cites·13 claims
- 2065US5639352AHeadbox lamellae and method for reducing turbulence thereaboutVOITH GMBH J M·Filed 1994·Granted Jun 17, 1997·18 cites·22 claims
- 2164US6162331AApparatus and process for controlling or regulating a web property profileVOITH SULZER PAPIERMASCH GMBH·Filed 1998·Granted Dec 19, 2000·15 cites·15 claims
- 2263US7360139B2Semiconductor component, arrangement and method for characterizing a tester for semiconductor componentsINFINEON TECHNOLOGIES AG·Filed 2005·Granted Apr 15, 2008·7 cites·27 claims
- 2361US6777924B2Method and magazine device for testing semiconductor devicesINFINEON TECHNOLOGIES AG·Filed 2003·Granted Aug 17, 2004·12 cites·21 claims
- 2461US6464837B1Headbox and process for the metered addition of a fluid medium into a suspension stream of a headboxVOITH SULZER PAPIERTECH PATENT·Filed 2000·Granted Oct 15, 2002·3 cites·6 claims
- 2561US4825296AMethod of and apparatus for copying originals in which an image to be printed is evaluated by observing a corresponding low-resolution video imageAGFA GEVAERT AG·Filed 1987·Granted Apr 25, 1989·16 cites·25 claims
- 2660US6368461B1Device to control or regulate the basis weight of a paper or cardboard webVOITH SULZER PAPIERMASCH GMBH·Filed 1998·Granted Apr 9, 2002·11 cites·9 claims
- 2760US4368489AGalvanometer-type tilting-mirror scanning system and circuit thereforAGFA GEVAERT AG·Filed 1981·Granted Jan 11, 1983·13 cites·6 claims
- 2859US4558436AArrangement of a dynamic random access memoryAGFA GEVAERT AG·Filed 1982·Granted Dec 10, 1985·13 cites·5 claims
- 2958US6536443B1Apparatus for regulating the breaking length ratio of a manufactured paper webVOITH SULZER PAPIERTECH PATENT·Filed 2000·Granted Mar 25, 2003·2 cites·25 claims
- 3056US5162645APhotographic scanner with reduced susceptibility to scatteringAGFA GEVAERT AG·Filed 1991·Granted Nov 10, 1992·16 cites·19 claims
- 3156US2023235508A1Flow-optimized edge treatmentVOITH PATENT GMBH·Filed 2023·Application pending·0 cites
- 3255US7414421B2Insertable calibration deviceINFINEON TECHNOLOGIES AG·Filed 2005·Granted Aug 19, 2008·3 cites·19 claims
- 3355US6762965B2Method for integrating imperfect semiconductor memory devices in data processing apparatusINFINEON TECHNOLOGIES AG·Filed 2002·Granted Jul 13, 2004·9 cites·12 claims
- 3455US4602514ADevice for measuring the volume flow of a gas in a ductSCHAD KG F·Filed 1984·Granted Jul 29, 1986·17 cites·14 claims
- 3554US7428662B2Testing a data store using an external test unit for generating test sequence and receiving compressed test resultsINFINEON TECHNOLOGIES AG·Filed 2002·Granted Sep 23, 2008·9 cites·11 claims
- 3654US4258616AAir outlet for room ventilationSCHAKO METALLWARENFABRIK·Filed 1979·Granted Mar 31, 1981·16 cites·9 claims
- 3754US4030106AMethod and arrangement for eliminating undesired density variations in electrostatically created copies of an originalAGFA GEVAERT AG·Filed 1975·Granted Jun 14, 1977·9 cites·11 claims
- 3853US5622603AInfluencing the jet velocity in the multilayer headboxVOITH GMBH J M·Filed 1994·Granted Apr 22, 1997·13 cites·10 claims
- 3953US4268137ARadiation-emissive focussing system with integration of the signals produced by the system's detector arrangementAGFA GEVAERT AG·Filed 1979·Granted May 19, 1981·11 cites·19 claims
- 4051US6829554B2Method for classifying componentsINFINEON TECHNOLOGIES AG·Filed 2002·Granted Dec 7, 2004·8 cites·3 claims
- 4151US5158388AArrangement for the jointed connection of a moveable flow control element with a support elementVOITH GMBH J M·Filed 1991·Granted Oct 27, 1992·11 cites·16 claims
- 4250US6890408B2Headbox for the metered addition of a fluid medium into a suspension streamVOITH SULZER PAPIERTECH PATENT·Filed 2002·Granted May 10, 2005·1 cites·18 claims
- 4350US6471828B1HeadboxVOITH SULZER PAPIERTECH PATENT·Filed 2000·Granted Oct 29, 2002·3 cites·21 claims
- 4449US4481530AColor filter arrangement for optoelectric converting devicesAGFA GEVAERT AG·Filed 1982·Granted Nov 6, 1984·12 cites·6 claims
- 4548US4330793AElectronic scanning of super-8 films for reproduction on a T.V. viewing unitAGFA GEVAERT AG·Filed 1979·Granted May 18, 1982·7 cites·11 claims
- 4648US2013098573A1Method for operating a sheet-forming unit, and sheet forming unitVOITH PATENT GMBH·Filed 2012·Application pending·0 cites
- 4747US8382955B2Method for operating a sheet-forming unit, and sheet forming unitVOITH PATENT GMBH·Filed 2012·Granted Feb 26, 2013·0 cites·17 claims
- 4847US5599428AHeadbox nozzle with heavy end convergenceVOITH GMBH J M·Filed 1994·Granted Feb 4, 1997·8 cites·6 claims
- 4946US7305525B2Memory system for network broadcasting applications and method for operating the sameINFINEON TECHNOLOGIES AG·Filed 2005·Granted Dec 4, 2007·0 cites·14 claims
- 5046US7065687B2Method for replacing defective memory cells in data processing apparatusINFINEON TECHNOLOGIES AG·Filed 2002·Granted Jun 20, 2006·5 cites·5 claims
Showing the top 50 of 86 patent records by PatentIndex Score.
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