Inventor · disambiguated record
Markus Lehmacher
Also filed as: LEHMACHER MARKUS
2 granted patents·27 citations·filing 1998–1998
59Inventor score
Technology areasH04M
Files withCIT ALCATEL2
Top patents by PatentIndex Score
2 records- 0150US6343123B1Method of establishing a toll-free communication connection, as well as a service unit, an exchange and a communications networkCIT ALCATEL·Filed 1998·Granted Jan 29, 2002·23 cites·18 claims
- 0231US6028918ATelecommunication system, and switching means, and memory means, and methodCIT ALCATEL·Filed 1998·Granted Feb 22, 2000·4 cites·14 claims
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