Inventor · disambiguated record
Brian Albert Wittman
Also filed as: WITTMAN BRIAN · WITTMAN BRIAN A · WITTMAN BRIAN ALBERT
25 granted patents·2 pending applications·744 citations·filing 1979–2025
96Inventor score
Files withLUCENT TECHNOLOGIES INC6THOMSON LICENSING5AT & T BELL LAB4E5 GLOBAL INNOVATIONS INC2JOSEPH & ROBERTS LLC2
Top patents by PatentIndex Score
27 records- 0197US5121426ALoudspeaking telephone station including directional microphoneAT & T BELL LAB·Filed 1989·Granted Jun 9, 1992·282 cites·10 claims
- 0293US7818794B2Data traffic filtering indicatorTHOMSON LICENSING·Filed 2003·Granted Oct 19, 2010·101 cites·18 claims
- 0390US5850156AProcessor supervisory circuit and method having increased range of power-on reset signal stabilityLUCENT TECHNOLOGIES INC·Filed 1996·Granted Dec 15, 1998·75 cites·17 claims
- 0489US7574494B1User interface for a bi-directional communication systemTHOMSON LICENSING·Filed 2000·Granted Aug 11, 2009·86 cites·16 claims
- 0585US9685896B2Stepper motor control and fire detection systemTHERMAL IMAGING RADAR LLC·Filed 2014·Granted Jun 20, 2017·7 cites·20 claims
- 0680US9390604B2Fire detection systemTHERMAL IMAGING RADAR LLC·Filed 2014·Granted Jul 12, 2016·12 cites·18 claims
- 0778US9729009B2Systems and methods for remotely controlling a wall socketE5 GLOBAL INNOVATIONS INC·Filed 2016·Granted Aug 8, 2017·4 cites·10 claims
- 0878US9356472B2Systems and methods for remotely controlling a wall socketE5 GLOBAL INNOVATIONS INC·Filed 2015·Granted May 31, 2016·4 cites·10 claims
- 0968US10473727B2Early power failure detection circuitTESTIN WILLIAM JOHN·Filed 2012·Granted Nov 12, 2019·2 cites·7 claims
- 1068US5901212AApparatus for blocking voice band signals when receiving caller identification information for a waiting callLUCENT TECHNOLOGIES INC·Filed 1997·Granted May 4, 1999·57 cites·5 claims
- 1168US5251179AApparatus and method for extending battery lifeAT & T BELL LAB·Filed 1991·Granted Oct 5, 1993·27 cites·14 claims
- 1268US4980778AMethod for correcting nonuniformities in pixel output level for a line scannerAT & T BELL LAB·Filed 1989·Granted Dec 25, 1990·21 cites·5 claims
- 1357US7184544B2Device and method for detecting presence of service on telephone lineTHOMSON LICENSING·Filed 2003·Granted Feb 27, 2007·2 cites·11 claims
- 1456US7076530B2Multiple function modem including external memory adapterTHOMSON LICENSING·Filed 2001·Granted Jul 11, 2006·9 cites·23 claims
- 1556US6940970B2Ring boost circuit to extend ringing range of telephone SLICsTHOMSON LICENSING SA·Filed 2002·Granted Sep 6, 2005·1 cites·18 claims
- 1655US2025206245A1System and method for controlling a vehicle accessoryJOSEPH & ROBERTS LLC·Filed 2025·Application pending·0 cites
- 1754US12246665B2System and method for powering a vehicle accessoryJOSEPH & ROBERTS LLC·Filed 2024·Granted Mar 11, 2025·0 cites·20 claims
- 1852US7741828B2Power disturbance detection circuit and methodTHOMSON LICENSING·Filed 2004·Granted Jun 22, 2010·5 cites·10 claims
- 1945US8894831B2Printed memory on stripCELENTANO MICHAEL J·Filed 2012·Granted Nov 25, 2014·0 cites·59 claims
- 2045US2025338372A1Brake light modulation device with constant output currentWILLIAMS & LAKE LLC·Filed 2025·Application pending·0 cites
- 2144US5867573ATelephone handset interface with feedback controlLUCENT TECHNOLOGIES INC·Filed 1996·Granted Feb 2, 1999·10 cites·7 claims
- 2244US4352958AElectronically-switched multifrequency generator with transducer controlBELL TELEPHONE LABOR INC·Filed 1979·Granted Oct 5, 1982·4 cites·34 claims
- 2343US5771285ACircuit and method for detecting telephone line status and telephone instrument embodying the sameLUCENT TECHNOLOGIES INC·Filed 1996·Granted Jun 23, 1998·10 cites·20 claims
- 2443US5388153AApparatus and method for detecting telephone line statusAT & T CORP·Filed 1993·Granted Feb 7, 1995·15 cites·17 claims
- 2539US4539552ADigital-to-analog converterAT & T BELL LAB·Filed 1982·Granted Sep 3, 1985·5 cites·6 claims
- 2635US6304654B1Telephone handset interface with feedback controlLUCENT TECHNOLOGIES INC·Filed 1998·Granted Oct 16, 2001·3 cites·2 claims
- 2732US5694460ACircuit and method for reducing common mode interference in telephone instrumentsLUCENT TECHNOLOGIES INC·Filed 1996·Granted Dec 2, 1997·2 cites·22 claims
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