Inventor · disambiguated record
Eugene H. Ratzlaff
Also filed as: RATZLAFF EUGENE H · RATZLAFF EUGENE HENRY
24 granted patents·687 citations·filing 1992–2008
97Inventor score
Files withIBM24
Top patents by PatentIndex Score
24 records- 0190US7502017B1Handwriting recognizer user interface methodsIBM·Filed 2007·Granted Mar 10, 2009·61 cites·2 claims
- 0284US6326957B1System and method for displaying page information in a personal digital notepadIBM·Filed 1999·Granted Dec 4, 2001·122 cites·37 claims
- 0382US6603881B2Spatial sorting and formatting for handwriting recognitionIBM·Filed 2001·Granted Aug 5, 2003·44 cites·26 claims
- 0476US5788801AReal time measurement of etch rate during a chemical etching processIBM·Filed 1997·Granted Aug 4, 1998·49 cites·6 claims
- 0568US7260779B2Methods and apparatus for automatic page break detectionIBM·Filed 2005·Granted Aug 21, 2007·4 cites·16 claims
- 0666US6401067B2System and method for providing user-directed constraints for handwriting recognitionIBM·Filed 1999·Granted Jun 4, 2002·50 cites·19 claims
- 0766US5516399AContactless real-time in-situ monitoring of a chemical etchingIBM·Filed 1994·Granted May 14, 1996·40 cites·18 claims
- 0865US5501766AMinimizing overetch during a chemical etching processIBM·Filed 1994·Granted Mar 26, 1996·26 cites·15 claims
- 0964US7705754B2Method and system for the compression of probability tablesIBM·Filed 2008·Granted Apr 27, 2010·2 cites·21 claims
- 1064US5456788AMethod and apparatus for contactless real-time in-situ monitoring of a chemical etching processIBM·Filed 1995·Granted Oct 10, 1995·25 cites·10 claims
- 1162US5338390AContactless real-time in-situ monitoring of a chemical etching processIBM·Filed 1992·Granted Aug 16, 1994·32 cites·14 claims
- 1260US6333994B1Spatial sorting and formatting for handwriting recognitionIBM·Filed 1999·Granted Dec 25, 2001·42 cites·33 claims
- 1358US6826306B1System and method for automatic quality assurance of user enrollment in a recognition systemIBM·Filed 1999·Granted Nov 30, 2004·35 cites·32 claims
- 1457US7400277B2Method and system for the compression of probability tablesIBM·Filed 2004·Granted Jul 15, 2008·4 cites·19 claims
- 1556US5573624AChemical etch monitor for measuring film etching uniformity during a chemical etching processIBM·Filed 1994·Granted Nov 12, 1996·26 cites·10 claims
- 1656US5445705AMethod and apparatus for contactless real-time in-situ monitoring of a chemical etching processIBM·Filed 1994·Granted Aug 29, 1995·22 cites·10 claims
- 1753US5582746AReal time measurement of etch rate during a chemical etching processIBM·Filed 1994·Granted Dec 10, 1996·19 cites·11 claims
- 1853US5500073AReal time measurement of etch rate during a chemical etching processIBM·Filed 1995·Granted Mar 19, 1996·15 cites·15 claims
- 1948US7627596B2Retrieving handwritten documents using multiple document recognizers and techniques allowing both typed and handwritten queriesIBM·Filed 2002·Granted Dec 1, 2009·5 cites·8 claims
- 2046US5489361AMeasuring film etching uniformity during a chemical etching processIBM·Filed 1994·Granted Feb 6, 1996·15 cites·5 claims
- 2146US5480511AMethod for contactless real-time in-situ monitoring of a chemical etching processIBM·Filed 1994·Granted Jan 2, 1996·13 cites·18 claims
- 2245US5451289AFixture for in-situ noncontact monitoring of wet chemical etching with passive wafer restraintIBM·Filed 1994·Granted Sep 19, 1995·15 cites·1 claims
- 2343US6757647B1Method for encoding regular expressions in a lexigonIBM·Filed 1998·Granted Jun 29, 2004·14 cites·24 claims
- 2441US5573623AApparatus for contactless real-time in-situ monitoring of a chemical etching processIBM·Filed 1995·Granted Nov 12, 1996·7 cites·38 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →