Inventor · disambiguated record
Werner Ulrich
Also filed as: ULRICH WERNER
6 granted patents·845 citations·filing 1981–2007
88Inventor score
Files withAT & T BELL LAB2ALCATEL LUCENT USA INC1AMERICAN TELEPHONE & TELEGRAPH1BELL TELEPHONE LABOR INC1LUCENT TECHNOLOGIES INC1
Top patents by PatentIndex Score
6 records- 0196US4872160AIntegrated packetized voice and data switching systemAMERICAN TELEPHONE & TELEGRAPH·Filed 1988·Granted Oct 3, 1989·238 cites·7 claims
- 0295US4958341AIntegrated packetized voice and data switching systemAT & T BELL LAB·Filed 1988·Granted Sep 18, 1990·259 cites·9 claims
- 0392US4979206ADirectory assistance systemsAT & T BELL LAB·Filed 1989·Granted Dec 18, 1990·277 cites·2 claims
- 0471US6683871B1Internet protocol telephonyLUCENT TECHNOLOGIES INC·Filed 1999·Granted Jan 27, 2004·57 cites·28 claims
- 0561US4371758ADefective short holding-time trunk identifying methodBELL TELEPHONE LABOR INC·Filed 1981·Granted Feb 1, 1983·13 cites·30 claims
- 0658US7991131B2Control of prepaid balance status notificationALCATEL LUCENT USA INC·Filed 2007·Granted Aug 2, 2011·1 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →