Inventor · disambiguated record
Andreas Ruhl
Also filed as: RUEHL ANDREAS · RUEHL ANDREAS C H · RUHL ANDREAS · RUHL ANDREAS C H
24 granted patents·348 citations·filing 1994–2021
96Inventor score
Top patents by PatentIndex Score
24 records- 0195US11063227B2Electronic switching elementMERCK PATENT GMBH·Filed 2017·Granted Jul 13, 2021·12 cites·22 claims
- 0295US10741778B2Electronic component including molecular layerMERCK PATENT GMBH·Filed 2015·Granted Aug 11, 2020·14 cites·30 claims
- 0386US11522141B2Electronic switching elementMERCK PATENT GMBH·Filed 2021·Granted Dec 6, 2022·1 cites·12 claims
- 0486US10344217B2Device for controlling the passage of energy, containing a dichroic dye compoundMERCK PATENT GMBH·Filed 2014·Granted Jul 9, 2019·6 cites·24 claims
- 0586US5601789ARaw gas burner and process for burning oxygenic constituents in process gasGRACE W R & CO·Filed 1994·Granted Feb 11, 1997·32 cites·14 claims
- 0685US11168257B2Liquid crystalline mediumMERCK PATENT GMBH·Filed 2017·Granted Nov 9, 2021·3 cites·18 claims
- 0785US6681497B2Web dryer with fully integrated regenerative heat source and control thereofMEGTEC SYS INC·Filed 2002·Granted Jan 27, 2004·31 cites·8 claims
- 0885US6302188B1Multi-layer heat exchange bed containing structured media and randomly packed mediaMEGTEC SYS INC·Filed 1998·Granted Oct 16, 2001·56 cites·22 claims
- 0983US10738240B2Thiadiazoloquinoxaline derivativesMERCK PATENT GMBH·Filed 2016·Granted Aug 11, 2020·3 cites·13 claims
- 1083US7604851B2Liquid-crystalline compoundsMERCK PATENT GMBH·Filed 2007·Granted Oct 20, 2009·8 cites·16 claims
- 1181US8008358B2FluorosurfactantsMERCK PATENT GMBH·Filed 2005·Granted Aug 30, 2011·8 cites·43 claims
- 1277US7250198B2Liquid-crystalline compoundsMERCK PATENT GMBH·Filed 2002·Granted Jul 31, 2007·17 cites·17 claims
- 1377US6321462B1Web dryer with fully integrated regenerative heat sourceMEGTEC SYS INC·Filed 1999·Granted Nov 27, 2001·36 cites·18 claims
- 1475US6651357B2Web dryer with fully integrated regenerative heat source and control thereofMEGTEC SYS INC·Filed 2001·Granted Nov 25, 2003·19 cites·22 claims
- 1575US5618173AApparatus for burning oxygenic constituents in process gasGRACE W R & CO·Filed 1994·Granted Apr 8, 1997·30 cites·12 claims
- 1668US6875894B2Bis(alkylthio)carbenium saltsMERCK PATENT GMBH·Filed 2002·Granted Apr 5, 2005·6 cites·15 claims
- 1767US7914859B2Mesogenic compounds, liquid crystal medium and liquid crystal displayMERCK PATENT GMBH·Filed 2005·Granted Mar 29, 2011·3 cites·7 claims
- 1867US5676536ARaw gas burner and process for burning oxygenic constituents in process gasGRACE W R & CO·Filed 1995·Granted Oct 14, 1997·25 cites·4 claims
- 1964US7033544B2Determination of supplemental fuel requirement and instantaneous control thereof involving regenerative thermal oxidationMEGTEC SYS INC·Filed 2001·Granted Apr 25, 2006·6 cites·4 claims
- 2059US7135210B2Liquid crystal compoundsMERCK PATENT GMBH·Filed 2002·Granted Nov 14, 2006·5 cites·17 claims
- 2155US5422035ABenzene derivatives, and liquid-crystalline mediumMERCK PATENT GMBH·Filed 1994·Granted Jun 6, 1995·12 cites·19 claims
- 2246US12043782B2Liquid crystalline mediumMERCK PATENT GMBH·Filed 2019·Granted Jul 23, 2024·0 cites·20 claims
- 2345US5762880AOperational process and its improved control system of a secondary air burnerMEGTEC SYS INC·Filed 1996·Granted Jun 9, 1998·11 cites·12 claims
- 2434US6056895AFluorocyclohexane derivatives, and liquid-crystalline mediumMERCK PATENT GMBH·Filed 1998·Granted May 2, 2000·4 cites·19 claims
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