Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12145689 | Transmission system | Roell Marie Van Druten | 2024-11-19 |
| 12103635 | Bicycle transmission actuation system | Roell Marie Van Druten | 2024-10-01 |
| 11772746 | Bicycle transmission actuation system | Roell Marie Van Druten | 2023-10-03 |
| 11760439 | Bicycle transmission wireless actuation system | Roell Marie Van Druten | 2023-09-19 |
| 11535337 | Rear wheel axle, as well as bicycle frame and rear wheel for a bicycle | Roell Marie Van Druten | 2022-12-27 |
| 11383553 | Transmission element for the transmission of torque from a chain wheel to a wheel hub | Roell Marie Van Druten | 2022-07-12 |
| 11346405 | Clutch system for a torque transmission | Roell Marie Van Druten | 2022-05-31 |
| 10604213 | Bicycle 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 transmission | Roell Marie Van Druten | 2020-03-31 |
| 10214051 | Rear wheel axle, as well as bicycle frame and rear wheel for a bicycle | Roell Marie Van Druten | 2019-02-26 |