Inventor · disambiguated record
Manfred Eich
Also filed as: EICH MANFRED
10 granted patents·272 citations·filing 1987–2018
91Inventor score
Files withROEHM GMBH5NAT REJECTORS GMBH2BASF AG1DEUTSCHE TELEKOM AG1TEKNOLOGIAN TUTKIMUSKESKUS VTT OY1
Top patents by PatentIndex Score
10 records- 0194US5023859AOptical data storage apparatus and method utilizing an amorphous polymer which exhibits photochromic propertiesROEHM GMBH·Filed 1989·Granted Jun 11, 1991·64 cites·30 claims
- 0292US4837745AProcess for the reversible optical storage of dataROEHM GMBH·Filed 1987·Granted Jun 6, 1989·53 cites·31 claims
- 0389US11506919B2Integrated faraday rotatorTEKNOLOGIAN TUTKIMUSKESKUS VTT OY·Filed 2018·Granted Nov 22, 2022·8 cites·13 claims
- 0487US5024784ADevice for reversible optical data storage using polymeric liquid crystalsROEHM GMBH·Filed 1987·Granted Jun 18, 1991·36 cites·16 claims
- 0575US5973823AMethod for the mechanical stabilization and for tuning a filter having a photonic crystal structureDEUTSCHE TELEKOM AG·Filed 1997·Granted Oct 26, 1999·49 cites·16 claims
- 0673US6819410B2Process for identifying an embossed image of a coin in an automatic coin testerNAT REJECTORS GMBH·Filed 2003·Granted Nov 16, 2004·15 cites·15 claims
- 0769US4896292AApparatus for the reversible, optical storage of dataROEHM GMBH·Filed 1988·Granted Jan 23, 1990·22 cites·32 claims
- 0863US4886718ADevice for reversible optical data storageROEHM GMBH·Filed 1987·Granted Dec 12, 1989·17 cites·17 claims
- 0958US7004299B2Process for identifying an embossed image of a coin in an automatic coin machineNAT REJECTORS GMBH·Filed 2004·Granted Feb 28, 2006·6 cites·22 claims
- 1031US5502135ACopolymers based on dicarboximides, alkenyl isocyanates and/or alkenylurethanesBASF AG·Filed 1995·Granted Mar 26, 1996·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →