Inventor · disambiguated record

Axel Leichum

Also filed as: LEICHUM AXEL · LEICHUM AXEL D

4 granted patents·57 citations·filing 1987–1989

76Inventor score

Technology areasH04Q

Files withSIEMENS AG4

Top patents by PatentIndex Score

4 records

0165US5093826AMethod for the operation of a multi-processor central control unit of a switching systemSIEMENS AG·Filed 1989·Granted Mar 3, 1992·32 cites·20 claims
0242US4853957ATelecommunication switching systems with a central switching and local sub-switchingSIEMENS AG·Filed 1988·Granted Aug 1, 1989·10 cites·2 claims
0341US4905222ACircuit arrangement for centrally controlled time division multiplex telecommunication switching systems, particularly PCM-telephone switching systems with line trunk groups connected to a switching matrixSIEMENS AG·Filed 1988·Granted Feb 27, 1990·9 cites·9 claims
0433US4905220ACircuit for a central control time division multiplex PCM telecommunications systemSIEMENS AG·Filed 1987·Granted Feb 27, 1990·6 cites·4 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →