P

Inventor

EICH MANFRED

DE10 patents
⚠️ This page may combine multiple inventors who share the name “EICH MANFRED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ROEHM GMBH

5 patents
US4837745AJun 6, 1989

Process for the reversible optical storage of data

ROEHM GMBH53 citations95
US5023859AJun 11, 1991

Optical data storage apparatus and method utilizing an amorphous polymer which exhibits photochromic properties

ROEHM GMBH64 citations94
US5024784AJun 18, 1991

Device for reversible optical data storage using polymeric liquid crystals

ROEHM GMBH36 citations91
US4896292AJan 23, 1990

Apparatus for the reversible, optical storage of data

ROEHM GMBH22 citations81
US4886718ADec 12, 1989

Device for reversible optical data storage

ROEHM GMBH17 citations72

NAT REJECTORS GMBH

2 patents
US6819410B2Nov 16, 2004

Process for identifying an embossed image of a coin in an automatic coin tester

NAT REJECTORS GMBH15 citations80
US7004299B2Feb 28, 2006

Process for identifying an embossed image of a coin in an automatic coin machine

NAT REJECTORS GMBH6 citations58

DEUTSCHE TELEKOM AG

1 patent
US5973823AOct 26, 1999

Method for the mechanical stabilization and for tuning a filter having a photonic crystal structure

DEUTSCHE TELEKOM AG49 citations91

TEKNOLOGIAN TUTKIMUSKESKUS VTT OY

1 patent
US11506919B2Nov 22, 2022

Integrated faraday rotator

TEKNOLOGIAN TUTKIMUSKESKUS VTT OY8 citations80

BASF AG

1 patent
US5502135AMar 26, 1996

Copolymers based on dicarboximides, alkenyl isocyanates and/or alkenylurethanes

BASF AG2 citations61