Inventor · disambiguated record
Christian Steffen Birk
Also filed as: BIRK CHRISTIAN · BIRK CHRISTIAN S · BIRK CHRISTIAN STEFFEN
11 granted patents·1 pending application·120 citations·filing 2003–2023
88Inventor score
Files withANALOG DEVICES INC4BIRK CHRISTIAN STEFFEN2ANALOG DEVICES GLOBAL1ANALOG DEVICES INTERNATIONAL UNLIMITED CO1BANG & OLUFSEN AS1
Top patents by PatentIndex Score
12 records- 0194US7795960B2Low power, low noise amplifier systemANALOG DEVICES INC·Filed 2008·Granted Sep 14, 2010·39 cites·15 claims
- 0289US7098633B1Boost converter with series switchANALOG DEVICES INC·Filed 2005·Granted Aug 29, 2006·31 cites·25 claims
- 0384US7952419B1Bootstrapped switch circuitANALOG DEVICES INC·Filed 2009·Granted May 31, 2011·12 cites·20 claims
- 0483US8222948B2Bootstrapped switch circuitBIRK CHRISTIAN STEFFEN·Filed 2011·Granted Jul 17, 2012·7 cites·18 claims
- 0581US6943786B1Dual voltage switch with programmable asymmetric transfer rateANALOG DEVICES INC·Filed 2003·Granted Sep 13, 2005·22 cites·26 claims
- 0680US8604862B2Four-quadrant bootstrapped switch circuitBIRK CHRISTIAN STEFFEN·Filed 2012·Granted Dec 10, 2013·7 cites·7 claims
- 0763US10200041B2Analog multiplexerGORBOLD JEREMY R·Filed 2016·Granted Feb 5, 2019·2 cites·20 claims
- 0854US12375097B2Configurable DAC channelsANALOG DEVICES INTERNATIONAL UNLIMITED CO·Filed 2021·Granted Jul 29, 2025·0 cites·20 claims
- 0947US12432300B2System having detached emergency call unit for motor vehiclesHARMAN BECKER AUTOMOTIVE SYSTEMS GMBH·Filed 2023·Granted Sep 30, 2025·0 cites·9 claims
- 1045US2006195324A1Voice input interfaceBIRK CHRISTIAN·Filed 2003·Application pending·0 cites
- 1141US12405782B2Automatic over-the-air firmware update of wireless audio playback devicesBANG & OLUFSEN AS·Filed 2022·Granted Sep 2, 2025·0 cites·16 claims
- 1237US9939476B2Capacitance measurementANALOG DEVICES GLOBAL·Filed 2015·Granted Apr 10, 2018·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →