- All sections
- B - Performing operationstransporting
- B62M - Rider propulsion of wheeled vehicles or sledgespowered propulsion of sledges or cyclestransmissions specially adapted for such vehicles
- B62M 9/133 - Front derailleurs changing gears automatically
Patent holdings for IPC class B62M 9/133
Total number of patents in this class: 36
10-year publication summary
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1
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4
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3
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4
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1
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4
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5
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6
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4
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2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sram, LLC | 681 |
11 |
| Shimano Inc. | 3317 |
9 |
| ZF Friedrichshafen AG | 7272 |
8 |
| Robert Bosch GmbH | 44398 |
2 |
| Campagnolo S.r.l. | 328 |
2 |
| Schaeffler Technologies AG & Co. KG | 11233 |
1 |
| Politecnico di Milano | 902 |
1 |
| Tien Hsin Industries Co., Ltd. | 194 |
1 |
| E-novia S.p.A. | 25 |
1 |
| Other owners | 0 |