Inventor · disambiguated record
Werner Hartmann
Also filed as: HARTMANN WERNER · SCHINDLER RUDOLF
100 granted patents·37 pending applications·1,637 citations·filing 1975–2020
99Inventor score
Top patents by PatentIndex Score
137 records- 0196US5776240AGranules based on pyrogenically prepared silicon dioxide, methods for their preparation and use thereofDEGUSSA·Filed 1996·Granted Jul 7, 1998·132 cites·16 claims
- 0295US6022404ASurface-modified, pyrogenically produced mixed oxides, method of their production and useDEGUSSA·Filed 1996·Granted Feb 8, 2000·129 cites·9 claims
- 0395US5451390AFlame-hydrolytically produced titanium dioxide mixed oxide, method of its production and its useDEGUSSA·Filed 1993·Granted Sep 19, 1995·70 cites·3 claims
- 0494US10102989B2Electric switching device for medium and/or high-voltage usesSIEMENS AG·Filed 2015·Granted Oct 16, 2018·11 cites·15 claims
- 0594US5959005ASilanized silicaDEGUSSA·Filed 1997·Granted Sep 28, 1999·110 cites·3 claims
- 0690US6074754ASpherical pigments, process for producing them and use thereofDEGUSSA·Filed 1997·Granted Jun 13, 2000·81 cites·28 claims
- 0789US4576112ADevice for applying a treatment medium, especially in foam form, to a running web of materialKUESTERS EDUARD·Filed 1984·Granted Mar 18, 1986·37 cites·33 claims
- 0885US10788572B2Laser scanner, deflection mirror arrangement for it, and optical separating means for a deflection mirror arrangementVALEO SCHALTER & SENSOREN GMBH·Filed 2015·Granted Sep 29, 2020·7 cites·7 claims
- 0985US4576047AApparatus for determining the transit time of ultrasonic pulses in a fluidSICK OPTIK ELEKTRONIK ERWIN·Filed 1984·Granted Mar 18, 1986·36 cites·4 claims
- 1084US8715494B2Device for separating ferromagnetic particles from a suspensionDANOV VLADIMIR·Filed 2011·Granted May 6, 2014·8 cites·12 claims
- 1184US5380687ASilicon-aluminum mixed oxideDEGUSSA·Filed 1993·Granted Jan 10, 1995·36 cites·1 claims
- 1283US4756221ASaw chainSTIHL ANDREAS·Filed 1987·Granted Jul 12, 1988·44 cites·10 claims
- 1382US8584862B2Method for continuous magnetic ore separation and/or dressing and related systemDANOV VLADIMIR·Filed 2010·Granted Nov 19, 2013·7 cites·10 claims
- 1482US8377313B2Magnetic hydrophobic agglomeratesBASF SE·Filed 2010·Granted Feb 19, 2013·7 cites·8 claims
- 1582US4190101AHeat exchanger tube baseSWAKOPMUND AG·Filed 1977·Granted Feb 26, 1980·41 cites·4 claims
- 1681US10685797B2Insulator arrangement for a high-voltage or medium-voltage switchgear assemblySIEMENS AG·Filed 2017·Granted Jun 16, 2020·2 cites·20 claims
- 1781US5091819AGas-electronic switch (pseudospark switch)CHRISTIANSEN JENS·Filed 1988·Granted Feb 25, 1992·35 cites·30 claims
- 1880US9126206B2Separating device for separating a mixtureHARTMANN WERNER·Filed 2011·Granted Sep 8, 2015·6 cites·18 claims
- 1980US5672330AFlame-hydrolytically produced titanium dioxide mixed oxide method of its production and its useDEGUSSA·Filed 1995·Granted Sep 30, 1997·29 cites·7 claims
- 2080US5424258ASilicon-aluminum mixed oxideDEGUSSA·Filed 1994·Granted Jun 13, 1995·28 cites·7 claims
- 2180US4299162AControlled deflection roll systemKUESTERS EDUARD·Filed 1980·Granted Nov 10, 1981·30 cites·4 claims
- 2279US8947188B2Tap changer and vacuum interrupter for such a tap changerHAMMER CHRISTIAN·Filed 2012·Granted Feb 3, 2015·6 cites·10 claims
- 2378US7808196B2Electromotive auxiliary drive for vehiclesVALEO SYSTEMES DESSUYAGE·Filed 2006·Granted Oct 5, 2010·9 cites·20 claims
- 2478US5762914AFlame-hydrolytically produced titanium dioxide mixed oxide, method of its production and its useDEGUSSA·Filed 1996·Granted Jun 9, 1998·34 cites·1 claims
- 2577US9123490B2Vacuum switch tubeBARON LYDIA·Filed 2011·Granted Sep 1, 2015·7 cites·2 claims
- 2677US8390968B2Apparatus for protection of converter modulesDORN JOERG·Filed 2008·Granted Mar 5, 2013·14 cites·7 claims
- 2777US8342336B2Method and device for extracting non-magnetic oresSIEMENS AG·Filed 2009·Granted Jan 1, 2013·8 cites·24 claims
- 2876US5852768AProcess for producing precious metal powdersDEGUSSA·Filed 1996·Granted Dec 22, 1998·43 cites·1 claims
- 2976US4841824ASaw chain for a chain sawSTIHL ANDREAS·Filed 1988·Granted Jun 27, 1989·32 cites·8 claims
- 3076US4785830AMethod and apparatus for monitoring and evaluating the density of a tobacco streamHAUNI WERKE KOERBER & CO KG·Filed 1984·Granted Nov 22, 1988·35 cites·50 claims
- 3176US4256034APaper calender and its operationKUESTERS EDUARD·Filed 1979·Granted Mar 17, 1981·15 cites·9 claims
- 3272US6383152B1Apparatus for producing shock waves for technical, preferably medical applicationsSIEMENS AG·Filed 1999·Granted May 7, 2002·37 cites·30 claims
- 3371US8372290B2Magnetic separation of nonferrous metal ores by means of multi-stage conditioningBASF SE·Filed 2010·Granted Feb 12, 2013·3 cites·20 claims
- 3471US4534829ACalenderKUESTERS EDUARD·Filed 1983·Granted Aug 13, 1985·14 cites·8 claims
- 3570US9607781B2Tap changer and vacuum interrupter for a tap changer of this kindALBRECHT WOLFGANG·Filed 2011·Granted Mar 28, 2017·3 cites·7 claims
- 3670US9240680B2Switch for a transmission path for high-voltage direct currentHARTMANN WERNER·Filed 2012·Granted Jan 19, 2016·3 cites·7 claims
- 3770US8840794B2Device for separating ferromagnetic particles from a suspensionDANOV VLADIMIR·Filed 2009·Granted Sep 23, 2014·5 cites·20 claims
- 3869US10930454B2Insulation arrangement for a high or medium voltage assemblySIEMENS AG·Filed 2018·Granted Feb 23, 2021·1 cites·18 claims
- 3969US4558621ASaw chain for a chain sawSTIHL ANDREAS·Filed 1984·Granted Dec 17, 1985·24 cites·14 claims
- 4068USD483761SApparatus for checking persons and/or documentsBUNDESDRUCKEREI GMBH·Filed 2002·Granted Dec 16, 2003·18 cites·1 claims
- 4168US4934052ASaw chain for a motor-driven chain sawSTIHL ANDREAS·Filed 1988·Granted Jun 19, 1990·24 cites·20 claims
- 4267US10763066B2Switch cell having a semiconductor switch element and micro-electromechanical switch elementSIEMENS AG·Filed 2017·Granted Sep 1, 2020·1 cites·11 claims
- 4365US6864456B1Vacuum interrupter chamber with ring-shaped insulatorSIEMENS AG·Filed 2000·Granted Mar 8, 2005·14 cites·13 claims
- 4465US6674039B1Contact arrangement for a vacuum interrupterSIEMENS AG·Filed 2000·Granted Jan 6, 2004·13 cites·20 claims
- 4565US5897675ACerium oxide-metal/metalloid oxide mixtureDEGUSSA·Filed 1997·Granted Apr 27, 1999·26 cites·8 claims
- 4665US4301311AProcess for the preparation of dicyclopentylene [2,2'-bis(4-alkyl-6-t-butylphenols)]LOWI GMBH CHEM WERKE·Filed 1979·Granted Nov 17, 1981·8 cites·9 claims
- 4762US6667875B1Pulse generator for generating a voltage pulse and corresponding methodFiled 1999·Granted Dec 23, 2003·17 cites·25 claims
- 4862US4506864AValve seal assemblyHARTMANN WERNER·Filed 1984·Granted Mar 26, 1985·20 cites·2 claims
- 4960US6417604B1Low pressure gas discharge switchSIEMENS AG·Filed 1997·Granted Jul 9, 2002·18 cites·18 claims
- 5060US4616662AMethod and apparatus for producing a rod-shaped filler from several types of smokable materialHAUNI WERKE KOERBER & CO KG·Filed 1984·Granted Oct 14, 1986·21 cites·40 claims
Showing the top 50 of 137 patent records by PatentIndex Score.
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