Assignee
BOYSEN FRIEDRICH GMBH CO KG
DE·11 granted patents·18 pending applications·25 citations·filing 1990–2023
Top patents by PatentIndex Score
29 records- 0186US10508579B2Mixer deviceBOYSEN FRIEDRICH GMBH CO KG·Filed 2017·Granted Dec 17, 2019·9 cites·35 claims
- 0271US9816413B2Muffler with interconnected pipesBOYSEN FRIEDRICH GMBH CO KG·Filed 2015·Granted Nov 14, 2017·2 cites·17 claims
- 0368US11220982B2Flap deviceBOYSEN FRIEDRICH GMBH CO KG·Filed 2020·Granted Jan 11, 2022·1 cites·22 claims
- 0460US2022376331A1Battery housingBOYSEN FRIEDRICH GMBH CO KG·Filed 2022·Application pending·0 cites
- 0558US2023265774A1Apparatus For Mixing An Additive With A Gas FlowBOYSEN FRIEDRICH GMBH CO KG·Filed 2023·Application pending·0 cites
- 0653US8341952B2Exhaust manifoldBOYSEN FRIEDRICH GMBH CO KG·Filed 2009·Granted Jan 1, 2013·2 cites·15 claims
- 0753US7971431B2Exhaust gas systemBOYSEN FRIEDRICH GMBH CO KG·Filed 2008·Granted Jul 5, 2011·2 cites·15 claims
- 0853US2023184461A1Heating device for heating a gas streamBOYSEN FRIEDRICH GMBH CO KG·Filed 2022·Application pending·0 cites
- 0950US11814999B2Mixing apparatusBOYSEN FRIEDRICH GMBH CO KG·Filed 2022·Granted Nov 14, 2023·0 cites·25 claims
- 1045US10364734B2Assembly for an exhaust systemBOYSEN FRIEDRICH GMBH CO KG·Filed 2017·Granted Jul 30, 2019·0 cites·19 claims
- 1144US11781462B2MixerBOYSEN FRIEDRICH GMBH CO KG·Filed 2020·Granted Oct 10, 2023·0 cites·26 claims
- 1244US2015053382A1Heat transfer arrangementBOYSEN FRIEDRICH GMBH CO KG·Filed 2012·Application pending·0 cites
- 1344US2023258114A1Heating deviceBOYSEN FRIEDRICH GMBH CO KG·Filed 2023·Application pending·0 cites
- 1442US2014069478A1Apparatus for converting thermal energy into electrical energyBOYSEN FRIEDRICH GMBH CO KG·Filed 2013·Application pending·0 cites
- 1541US11560855B2Flap deviceBOYSEN FRIEDRICH GMBH CO KG·Filed 2021·Granted Jan 24, 2023·0 cites·20 claims
- 1640US2020173332A1Apparatus for introducing and distributing a flowable additive into an exhaust gas flowBOYSEN FRIEDRICH GMBH CO KG·Filed 2019·Application pending·0 cites
- 1739US2024175383A1Heating device for heating a gas flowBOYSEN FRIEDRICH GMBH CO KG·Filed 2023·Application pending·0 cites
- 1838US2018142597A1Device for introducing a fluid into a gas streamBOYSEN FRIEDRICH GMBH CO KG·Filed 2016·Application pending·0 cites
- 1937US2005072143A1Air-gap manifoldBOYSEN FRIEDRICH GMBH CO KG·Filed 2004·Application pending·0 cites
- 2037US2023358182A1Flap DeviceBOYSEN FRIEDRICH GMBH CO KG·Filed 2023·Application pending·0 cites
- 2136US9133962B2Exhaust gas system component for internal combustion engine and method of manufacturing an exhaust gas system componentBOYSEN FRIEDRICH GMBH CO KG·Filed 2013·Granted Sep 15, 2015·0 cites·20 claims
- 2235US2024125260A1Heating module for an exhaust gas system of an internal combustion engine and associated methodBOYSEN FRIEDRICH GMBH CO KG·Filed 2023·Application pending·0 cites
- 2335US2015071452A1Active sound generation deviceBOYSEN FRIEDRICH GMBH CO KG·Filed 2014·Application pending·0 cites
- 2433US2016061078A1Exhaust Gas System of an Internal Combustion EngineBOYSEN FRIEDRICH GMBH CO KG·Filed 2015·Application pending·0 cites
- 2532US2019032607A1Flap deviceBOYSEN FRIEDRICH GMBH CO KG·Filed 2018·Application pending·0 cites
- 2630US2016032794A1Flap Valve DeviceBOYSEN FRIEDRICH GMBH CO KG·Filed 2015·Application pending·0 cites
- 2728US2015135692A1Device for guiding a gas streamBOYSEN FRIEDRICH GMBH CO KG·Filed 2013·Application pending·0 cites
- 2828US2016018034A1MufflerBOYSEN FRIEDRICH GMBH CO KG·Filed 2015·Application pending·0 cites
- 2923US5146052AMuffler for internal-combustion engine exhaust gases and method of assembly thereofBOYSEN FRIEDRICH GMBH CO KG·Filed 1990·Granted Sep 8, 1992·9 cites·8 claims
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