Inventor · disambiguated record
Stefan Kirchhoff
Also filed as: KIRCHHOFF STEFAN
9 granted patents·245 citations·filing 2000–2013
89Inventor score
Files withSPECIALTY MINERALS MICHIGAN4KIRCHHOFF STEFAN2BLISSENBACH DIETER1SPECIALITY MINERALS MICHIGAN I1SPECIALTY MINTERALS MICHIGAN INC1
Top patents by PatentIndex Score
9 records- 0191US7259838B2Optical beam separation element, measuring apparatus and method of measuringSPECIALTY MINERALS MICHIGAN·Filed 2005·Granted Aug 21, 2007·37 cites·10 claims
- 0290USD707256SGraphical user interface for a display screen or a portion thereof for evaluating refractory dataSPECIALTY MINERALS MICHIGAN·Filed 2013·Granted Jun 17, 2014·53 cites·1 claims
- 0390USD685391SGraphical user interface for a display screen or a portion thereof for evaluating refractory dataBLISSENBACH DIETER·Filed 2011·Granted Jul 2, 2013·79 cites·1 claims
- 0488US6922251B1Measurement of the wear of the fireproof lining of a metallurgical vesselSPECIALTY MINERALS MICHIGAN·Filed 2000·Granted Jul 26, 2005·35 cites·22 claims
- 0582US7230724B2Three-dimensional measuring apparatus for scanning an object and a measurement head of a three-dimensional measuring apparatus and method of using the sameSPECIALTY MINERALS MICHIGAN·Filed 2005·Granted Jun 12, 2007·15 cites·18 claims
- 0675US7924438B2Method for measuring wear in the refractory lining of a metallurgical melting vesselSPECIALTY MINTERALS MICHIGAN INC·Filed 2006·Granted Apr 12, 2011·19 cites·15 claims
- 0757US9053561B2System and method for workpiece measurement during forging by image processingKIRCHHOFF STEFAN·Filed 2012·Granted Jun 9, 2015·1 cites·15 claims
- 0852US8083982B2Method for repairing a protective lining of an industrial reaction or transport vesselKIRCHHOFF STEFAN·Filed 2003·Granted Dec 27, 2011·3 cites·15 claims
- 0946US7281402B2Method and apparatus for optimizing forging processesSPECIALITY MINERALS MICHIGAN I·Filed 2004·Granted Oct 16, 2007·3 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →