Inventor · disambiguated record
Christopher Ludwig
Also filed as: LUDWIG CHRISTOPHER · LUDWIG CHRISTOPHER P
34 granted patents·5 pending applications·566 citations·filing 1995–2024
97Inventor score
Top patents by PatentIndex Score
39 records- 0191US5739460AMethod of safely initiating combustion of a gas generant composition using an autoignition compositionTALLEY DEFENSE SYSTEMS INC·Filed 1997·Granted Apr 14, 1998·63 cites·17 claims
- 0291US5551725AVehicle airbag inflator and related methodFiled 1995·Granted Sep 3, 1996·89 cites·17 claims
- 0390US6605233B2Gas generant composition with coolantTALLEY DEFENSE SYSTEMS INC·Filed 2001·Granted Aug 12, 2003·32 cites·38 claims
- 0490US6474684B1Dual stage inflatorTALLEY DEFENSE SYSTEMS INC·Filed 1999·Granted Nov 5, 2002·111 cites·28 claims
- 0589US5780768AGas generating compositionsTALLEY DEFENSE SYSTEMS INC·Filed 1996·Granted Jul 14, 1998·73 cites·43 claims
- 0687US11503401B2Dual-zone automotive multimedia systemHARMAN INT IND·Filed 2021·Granted Nov 15, 2022·2 cites·18 claims
- 0785US5959242AAutoignition compositionTALLEY DEFENSE SYSTEMS INC·Filed 1996·Granted Sep 28, 1999·38 cites·26 claims
- 0884US11134353B2Customized audio processing based on user-specific and hardware-specific audio informationHARMAN INT IND·Filed 2019·Granted Sep 28, 2021·6 cites·20 claims
- 0981US7305097B2Controlling fading and surround signal levelBOSE CORP·Filed 2003·Granted Dec 4, 2007·28 cites·38 claims
- 1080US10904656B2Vehicle speaker arragementHARMAN INT IND·Filed 2017·Granted Jan 26, 2021·4 cites·19 claims
- 1179US11729549B2Voice ducking with spatial speech separation for vehicle audio systemHARMAN INT IND·Filed 2020·Granted Aug 15, 2023·1 cites·11 claims
- 1276US6749702B1Low temperature autoignition compositionTALLEY DEFENSE SYSTEMS INC·Filed 1998·Granted Jun 15, 2004·25 cites·31 claims
- 1374US7483539B2Automobile audio systemBOSE CORP·Filed 2002·Granted Jan 27, 2009·12 cites·6 claims
- 1472US11958345B2Augmented media experience in a vehicle cabinHARMAN INT IND·Filed 2022·Granted Apr 16, 2024·0 cites·20 claims
- 1572US7957540B2Automobile audio systemBOSE CORP·Filed 2007·Granted Jun 7, 2011·4 cites·5 claims
- 1670US6589375B2Low solids gas generant having a low flame temperatureTALLEY DEFENSE SYSTEMS INC·Filed 2001·Granted Jul 8, 2003·8 cites·36 claims
- 1768US10631081B2Venting system for vehicle speaker assemblyHARMAN INT IND·Filed 2016·Granted Apr 21, 2020·2 cites·9 claims
- 1867US11453333B2Moodroof for augmented media experience in a vehicle cabinHARMAN INT IND·Filed 2019·Granted Sep 27, 2022·1 cites·20 claims
- 1967US8175279B2Integrated vehicle audio systemTIWARI NACHIKETA·Filed 2008·Granted May 8, 2012·8 cites·13 claims
- 2066US8126187B2Vehicle audio system including door-mounted componentsLUDWIG CHRISTOPHER·Filed 2007·Granted Feb 28, 2012·5 cites·12 claims
- 2165US6860951B2Gas generating compositionsTALLEY DEFENSE SYSTEMS INC·Filed 2001·Granted Mar 1, 2005·4 cites·31 claims
- 2265US6235132B1Gas generating compositionsTALLEY DEFENSE SYSTEMS INC·Filed 1998·Granted May 22, 2001·17 cites·19 claims
- 2362US2024364756A1In-vehicle communications and media mixingHARMAN INT IND·Filed 2024·Application pending·0 cites
- 2461US8204244B2Spare tire cover-mounted loudspeakerLUDWIG CHRISTOPHER·Filed 2008·Granted Jun 19, 2012·3 cites·12 claims
- 2558US9253562B2Vehicle loudspeaker moduleLUDWIG CHRISTOPHER·Filed 2012·Granted Feb 2, 2016·1 cites·14 claims
- 2657US12095828B2In-vehicle communications and media mixingHARMAN INT IND·Filed 2021·Granted Sep 17, 2024·0 cites·19 claims
- 2755US12447884B2Vehicle headrest assembly with configurable speaker modules and control for multiple audio modesHARMAN INT IND·Filed 2021·Granted Oct 21, 2025·0 cites·20 claims
- 2855US7724909B2Automobile audio systemSTARK MICHAEL W·Filed 2007·Granted May 25, 2010·1 cites·2 claims
- 2952US6221187B1Method of safely initiating combustion of a gas generant composition using an autoignition compositionTALLEY DEFENSE SYSTEMS INC·Filed 1999·Granted Apr 24, 2001·19 cites·31 claims
- 3051US6101947AMethod of safety initiating combustion of a gas generant composition using autoignition compositionTALLEY DEFENSE SYSTEMS INC·Filed 1998·Granted Aug 15, 2000·9 cites·22 claims
- 3150US11133024B2Biometric personalized audio processing systemHARMAN INT IND·Filed 2019·Granted Sep 28, 2021·0 cites·15 claims
- 3248US12452569B2Modular audio assembly for use with vehicle headrestHARMAN INT IND·Filed 2021·Granted Oct 21, 2025·0 cites·18 claims
- 3347US2020213722A1Techniques for routing audio content to an asymmetric speaker layout within a vehicleHARMAN INT IND·Filed 2019·Application pending·0 cites
- 3446US2005100174A1Automobile audio systemFiled 2004·Application pending·0 cites
- 3545US10531194B2Vehicle speaker arrangementHARMAN INT IND·Filed 2016·Granted Jan 7, 2020·0 cites·20 claims
- 3644US11463813B2Asymmetric acoustical implementation for improving a listening experience for a driver in a vehicleHARMAN INT IND·Filed 2018·Granted Oct 4, 2022·0 cites·20 claims
- 3743US2023214171A1In-vehicle multi-occupant media managementHARMAN INT IND·Filed 2021·Application pending·0 cites
- 3842US11974103B2In-car headphone acoustical augmented reality systemHARMAN INT IND·Filed 2020·Granted Apr 30, 2024·0 cites·19 claims
- 3940US2022095046A1Hybrid in-car speaker and headphone based acoustical augmented reality systemHARMAN INT IND·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →