Inventor · disambiguated record
Hans-Joachim Freitag
Also filed as: FREITAG HANS-JOACHIM
17 granted patents·254 citations·filing 1996–2013
94Inventor score
Files withHEIDENHAIN GMBH DR JOHANNES7OPTOLAB LICENSING GMBH4Schildtec GmbH2ZEISS CARL JENA GMBH2JOHANNES HEINDENHAIN GMBH DR1
Top patents by PatentIndex Score
17 records- 0186US6442861B1Position measuring deviceJOHANNES HEINDENHAIN GMBH DR·Filed 2000·Granted Sep 3, 2002·30 cites·21 claims
- 0282US5979238AStrip-shaped resiliently flexible measuring tape for length--or angle-measuring devicesZEISS CARL JENA GMBH·Filed 1997·Granted Nov 9, 1999·55 cites·22 claims
- 0379US5987768AArrangement for fastening a length measurement deviceZEISS CARL JENA GMBH·Filed 1996·Granted Nov 23, 1999·34 cites·8 claims
- 0478US9513485B2Method for producing optical beam splitter cubesSchildtec GmbH·Filed 2013·Granted Dec 6, 2016·3 cites·23 claims
- 0573US7188433B2Sensor and method of mounting itOPTOLAB LICENSING GMBH·Filed 2005·Granted Mar 13, 2007·7 cites·19 claims
- 0670US6049992AMethod and device for directed mounting of a measurement stripHEIDENHAIN GMBH DR JOHANNES·Filed 1998·Granted Apr 18, 2000·29 cites·12 claims
- 0768US7347001B2Pre-mounting of a sensorHEIDENHAIN GMBH DR JOHANNES·Filed 2005·Granted Mar 25, 2008·5 cites·11 claims
- 0867US6293021B1Process for arranging an angle scale on an index disk for rotational measurement systems and an index disk with angle scale for rotational measurement systemsHEIDENHAIN GMBH DR JOHANNES·Filed 1998·Granted Sep 25, 2001·26 cites·4 claims
- 0966US9808187B2Measuring chamber for an optical sensor for determining a concentration of a substance in the tissue fluid of a mammalSchildtec GmbH·Filed 2012·Granted Nov 7, 2017·4 cites·22 claims
- 1058US6904695B2Position measuring system and method for the assembly thereofOPTOLAB LICENSING GMBH·Filed 2001·Granted Jun 14, 2005·8 cites·19 claims
- 1158US6889151B2Method and device for conditioning a periodic analog signalOPTOLAB LICENSING GMBH·Filed 2003·Granted May 3, 2005·6 cites·26 claims
- 1258US6105271AArrangement for accommodating a scale in a positive engagementHEIDENHAIN GMBH DR JOHANNES·Filed 1996·Granted Aug 22, 2000·19 cites·18 claims
- 1354US8213013B2Substance concentration sensor and production method thereforZIRK KAI-UWE·Filed 2008·Granted Jul 3, 2012·1 cites·21 claims
- 1452US7373852B2Protected length measuring systemHEIDENHAIN GMBH DR JOHANNES·Filed 2003·Granted May 20, 2008·5 cites·16 claims
- 1551US6662131B2Method and device for conditioning a periodic analog signalOPTOLAB LICENSING GMBH·Filed 2001·Granted Dec 9, 2003·4 cites·26 claims
- 1648US6108925ALength measurement systemHEIDENHAIN GMBH DR JOHANNES·Filed 1998·Granted Aug 29, 2000·13 cites·11 claims
- 1735US5924214ALength measuring apparatus for measuring the relative position of two objectsHEIDENHAIN GMBH DR JOHANNES·Filed 1996·Granted Jul 20, 1999·5 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →