Inventor · disambiguated record
Roell Marie Van Druten
Also filed as: VAN DRUTEN ROELL M · VAN DRUTEN ROELL MARIE · VAN DRUTEN ROËLL MARIE
39 granted patents·23 pending applications·96 citations·filing 1999–2025
96Inventor score
Files withDTI GROUP BV15CLASSIFIED CYCLING BV13ADVANCING TECH B V12VAN DRUTEN ROELL MARIE6CLASSIFIED CYCLING B V5
Top patents by PatentIndex Score
62 records- 0182US8899122B2Transmission systemDTI GROUP BV·Filed 2013·Granted Dec 2, 2014·6 cites·1 claims
- 0282US2025353576A1Rear wheel axle, as well as bicycle frame and rear wheel for a bicycleADVANCING TECH B V·Filed 2025·Application pending·0 cites
- 0377US11772746B2Bicycle transmission actuation systemADVANCING TECH B V·Filed 2019·Granted Oct 3, 2023·2 cites·23 claims
- 0477US8555844B2Start system for a combustion engine of a vehicleVAN DRUTEN ROELL MARIE·Filed 2010·Granted Oct 15, 2013·4 cites·15 claims
- 0576US11346405B2Clutch system for a torque transmissionADVANCING TECH B V·Filed 2018·Granted May 31, 2022·2 cites·30 claims
- 0676US6488605B2Transmission system, especially for a motor vehicleDOORNES TRANSMISSIE BV·Filed 2001·Granted Dec 3, 2002·16 cites·20 claims
- 0776US2025263149A1Bicycle transmission actuation systemADVANCING TECH B V·Filed 2024·Application pending·0 cites
- 0874US12163561B2Clutch or brake system for a torque transmission with a planetary gearCLASSIFIED CYCLING B V·Filed 2021·Granted Dec 10, 2024·1 cites·18 claims
- 0974US12103635B2Bicycle transmission actuation systemADVANCING TECH B V·Filed 2023·Granted Oct 1, 2024·0 cites·18 claims
- 1074US11383553B2Transmission element for the transmission of torque from a chain wheel to a wheel hubADVANCING TECH B V·Filed 2016·Granted Jul 12, 2022·4 cites·17 claims
- 1174US9897182B2Transmission systemDTI GROUP BV·Filed 2013·Granted Feb 20, 2018·3 cites·20 claims
- 1272US11535337B2Rear wheel axle, as well as bicycle frame and rear wheel for a bicycleADVANCING TECH B V·Filed 2015·Granted Dec 27, 2022·3 cites·10 claims
- 1369US8813587B2Device for starting a combustion engineDTI GROUP BV·Filed 2012·Granted Aug 26, 2014·2 cites·10 claims
- 1466US8801560B2Transmission system for a vehicleDTI GROUP BV·Filed 2012·Granted Aug 12, 2014·2 cites·18 claims
- 1566US2023104952A1Rear wheel axle, as well as bicycle frame and rear wheel for a bicycleADVANCING TECH B V·Filed 2022·Application pending·0 cites
- 1664US8770164B2Starting method and starting device for starting a combustion engine and/or driving a vehicleDTI GROUP BV·Filed 2013·Granted Jul 8, 2014·2 cites·7 claims
- 1764US2020208722A1Transmission system, as well as a method for changing a transmission ratioDTI GROUP BV·Filed 2019·Application pending·0 cites
- 1863US10604213B2Bicycle transmission for use between a chain wheel carrier and a wheel hub of a bicycle, as well as rear axle and rear wheel provided with such a transmissionADVANCING TECH B V·Filed 2016·Granted Mar 31, 2020·2 cites·16 claims
- 1963US8801558B2Transmission module for a hybrid driveDTI GROUP BV·Filed 2013·Granted Aug 12, 2014·2 cites·5 claims
- 2060US6503166B1Vehicle drive assemblyDOORNES TRANSMISSIE BV·Filed 1999·Granted Jan 7, 2003·15 cites·15 claims
- 2159US10955035B2Transmission systemPUNCH POWERTRAIN NV·Filed 2017·Granted Mar 23, 2021·0 cites·21 claims
- 2258US11867288B2Hydraulic system for a vehicle transmissionPUNCH POWERTRAIN PSA E TRANS NV·Filed 2019·Granted Jan 9, 2024·0 cites·23 claims
- 2358US10550920B2Transmission system, as well as method for changing a transmission ratioVAN DRUTEN ROELL MARIE·Filed 2011·Granted Feb 4, 2020·1 cites·7 claims
- 2458US2025326463A1System and method for upshifting and downshifting a bicycle transmission systemCLASSIFIED CYCLING BV·Filed 2025·Application pending·0 cites
- 2558US2025313303A1Transmission system for a human powered vehicle, or light electric vehicleCLASSIFIED CYCLING BV·Filed 2025·Application pending·0 cites
- 2657US2025326461A1Driver for transferring torque from a set of sprockets of differing number of teeth to a wheel of a bicycleCLASSIFIED CYCLING BV·Filed 2024·Application pending·0 cites
- 2756US9770968B2Flywheel moduleDTI GROUP BV·Filed 2014·Granted Sep 26, 2017·1 cites·8 claims
- 2856US8702547B2Flywheel module as well as method for energy storage and delivery in the fly-wheel moduleVAN DRUTEN ROELL MARIE·Filed 2009·Granted Apr 22, 2014·3 cites·11 claims
- 2955US7410436B2Transmission system and method for driving a vehicleVAN DRUTEN ROELL M·Filed 2002·Granted Aug 12, 2008·15 cites·19 claims
- 3055US2025319945A1Transmission system for a human-powered vehicle or light electric vehicle, such as a bicycleCLASSIFIED CYCLING BV·Filed 2025·Application pending·0 cites
- 3155US2024239442A1Transmission system for a vehicle, preferably a bicycleCLASSIFIED CYCLING BV·Filed 2022·Application pending·0 cites
- 3255US2024239441A1Continuously variable transmission unit, preferably for a bicycleCLASSIFIED CYCLING BV·Filed 2022·Application pending·0 cites
- 3354US12497133B2Transmission system for a bicycleCLASSIFIED CYCLING BV·Filed 2022·Granted Dec 16, 2025·0 cites·22 claims
- 3453US2025178694A1Crank transmission assembly for a bicycleCLASSIFIED CYCLING BV·Filed 2024·Application pending·0 cites
- 3551US9156345B2Transmission for an electric or hybrid driveSERRARENS ALEXANDER FRANCISCUS ANITA·Filed 2010·Granted Oct 13, 2015·1 cites·13 claims
- 3649US12145689B2Transmission systemADVANCING TECH B V·Filed 2019·Granted Nov 19, 2024·0 cites·23 claims
- 3749US11760439B2Bicycle transmission wireless actuation systemADVANCING TECH B V·Filed 2018·Granted Sep 19, 2023·0 cites·11 claims
- 3848US7824294B2Transmission system, in particular for a motor vehicleDTI GROUP BV·Filed 2004·Granted Nov 2, 2010·8 cites·20 claims
- 3947US9664280B2Driveline for a vehicleDTI GROUP BV·Filed 2013·Granted May 30, 2017·0 cites·11 claims
- 4047US9531234B2Flywheel module for a vehicle, as well as methods of operating the flywheel moduleDTI GROUP BV·Filed 2012·Granted Dec 27, 2016·0 cites·14 claims
- 4146US8800405B2Transmission systemDTI GROUP BV·Filed 2013·Granted Aug 12, 2014·0 cites·5 claims
- 4246US2025042495A1Self-powered system for a bicycleCLASSIFIED CYCLING B V·Filed 2022·Application pending·0 cites
- 4346US2025050969A1Bicycle drivetrain system, bicycle drivetrain, method, and useCLASSIFIED CYCLING B V·Filed 2022·Application pending·0 cites
- 4446US2025269932A1Bicycle transmissionCLASSIFIED CYCLING BV·Filed 2023·Application pending·0 cites
- 4546US2025276760A1Wheel hub assembly or crank assembly or transmission systemCLASSIFIED CYCLING BV·Filed 2023·Application pending·0 cites
- 4645US7765887B2Drive provided with a continuously variable transmission and a chargeable reverse shaftVAN DRUTEN ROELL MARIE·Filed 2007·Granted Aug 3, 2010·1 cites·7 claims
- 4745US2011281681A1Driving mechanism for a vehicleVAN DRUTEN ROELL MARIE·Filed 2009·Application pending·0 cites
- 4844US10654358B2Transmission for an electric or hybrid drive mechanismDTI GROUP BV·Filed 2012·Granted May 19, 2020·0 cites·13 claims
- 4944US10214051B2Rear wheel axle, as well as bicycle frame and rear wheel for a bicycleADVANCING TECH B V·Filed 2015·Granted Feb 26, 2019·0 cites·13 claims
- 5044US2025050970A1Control module for a bicycleCLASSIFIED CYCLING BV·Filed 2022·Application pending·0 cites
Showing the top 50 of 62 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Roell Marie Van Druten files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →