Assignee
HELL GRAVURE SYSTEMS GMBH
DE·20 granted patents·7 pending applications·140 citations·filing 1998–2006
Top patents by PatentIndex Score
27 records- 0192US6888853B1Laser radiation sourceHELL GRAVURE SYSTEMS GMBH·Filed 1999·Granted May 3, 2005·76 cites·296 claims
- 0257US6789470B2Cooling device for cooling an engraving systemHELL GRAVURE SYSTEMS GMBH·Filed 2001·Granted Sep 14, 2004·3 cites·16 claims
- 0356US7102794B1Method for engraving printing cylindersHELL GRAVURE SYSTEMS GMBH·Filed 2000·Granted Sep 5, 2006·3 cites·15 claims
- 0455US2006255023A1Processing spot defined by a plurality of laser beamsHELL GRAVURE SYSTEMS GMBH·Filed 2006·Application pending·0 cites
- 0555US2006250658A1Forming a rotogravure cup from small cupsHELL GRAVURE SYSTEMS GMBH·Filed 2006·Application pending·0 cites
- 0655US2006249488A1Laser radiation sourceHELL GRAVURE SYSTEMS GMBH·Filed 2006·Application pending·0 cites
- 0753US2009168111A9Printing form processing with fine and coarse engraving tool processing tracksHELL GRAVURE SYSTEMS GMBH·Filed 2006·Application pending·0 cites
- 0852US2006279793A1Printing form processing with a plurality of engraving tool tracks forming linesHELL GRAVURE SYSTEMS GMBH·Filed 2006·Application pending·0 cites
- 0952US2006249491A1Laser radiation sourceHELL GRAVURE SYSTEMS GMBH·Filed 2006·Application pending·0 cites
- 1049US7085018B1Method for engraving printing cylindersHELL GRAVURE SYSTEMS GMBH·Filed 2000·Granted Aug 1, 2006·2 cites·11 claims
- 1148US6570603B2Multi-beam exposure methodHELL GRAVURE SYSTEMS GMBH·Filed 2001·Granted May 27, 2003·1 cites·4 claims
- 1243US6877423B2Method to produce a printing form for rotogravure, printing form for rotogravure and their useHELL GRAVURE SYSTEMS GMBH·Filed 2003·Granted Apr 12, 2005·2 cites·47 claims
- 1342US2005188868A1Method for direct engraving of cups to accept the printing ink for rotogravureHELL GRAVURE SYSTEMS GMBH·Filed 2004·Application pending·0 cites
- 1441US6771390B1Method for modifying the size of line elementsHELL GRAVURE SYSTEMS GMBH·Filed 1998·Granted Aug 3, 2004·17 cites·35 claims
- 1541US6540453B1Method for positioning engraving membersHELL GRAVURE SYSTEMS GMBH·Filed 1999·Granted Apr 1, 2003·8 cites·20 claims
- 1639US6634286B1Engraving mechanism for electronic engraving machinesHELL GRAVURE SYSTEMS GMBH·Filed 2000·Granted Oct 21, 2003·2 cites·36 claims
- 1737US6950212B1Method for making and evaluating a sample cutHELL GRAVURE SYSTEMS GMBH·Filed 1998·Granted Sep 27, 2005·11 cites·28 claims
- 1835US7102795B1Method for engraving printing cylindersHELL GRAVURE SYSTEMS GMBH·Filed 2000·Granted Sep 5, 2006·0 cites·21 claims
- 1935US6741369B1Method for the operating an engraving memberHELL GRAVURE SYSTEMS GMBH·Filed 1998·Granted May 25, 2004·3 cites·7 claims
- 2034US7031027B2Method and apparatus for setting the idle distance of an engraving stylus from the cylinder surface of a rotogravure printing cylinderHELL GRAVURE SYSTEMS GMBH·Filed 2001·Granted Apr 18, 2006·0 cites·17 claims
- 2129US6747750B1Method for operating an engraving memberHELL GRAVURE SYSTEMS GMBH·Filed 1998·Granted Jun 8, 2004·5 cites·17 claims
- 2226US6768561B1Method for signal processingHELL GRAVURE SYSTEMS GMBH·Filed 1998·Granted Jul 27, 2004·2 cites·23 claims
- 2325US6940622B1Method for generating and evaluating a sample engravingHELL GRAVURE SYSTEMS GMBH·Filed 1999·Granted Sep 6, 2005·1 cites·30 claims
- 2420US6736035B1EngraverHELL GRAVURE SYSTEMS GMBH·Filed 1999·Granted May 18, 2004·3 cites·12 claims
- 2516US6940621B1Engraving memberHELL GRAVURE SYSTEMS GMBH·Filed 1999·Granted Sep 6, 2005·0 cites·14 claims
- 2612US6717701B1Signal processing methodHELL GRAVURE SYSTEMS GMBH·Filed 1998·Granted Apr 6, 2004·1 cites·6 claims
- 278US6985264B1Method for calibrating an engraving amplifierHELL GRAVURE SYSTEMS GMBH·Filed 1999·Granted Jan 10, 2006·0 cites·9 claims
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