- All sections
- B - Performing operationstransporting
- B61C - Locomotivesmotor railcars
- B61C 11/04 - Locomotives or motor railcars characterised by the type of means applying the tractive effortArrangement or disposition of running gear other than normal driving wheels tractive effort applied to racks
Patent holdings for IPC class B61C 11/04
Total number of patents in this class: 33
10-year publication summary
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1
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2
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4
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2
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3
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6
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5
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5
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4
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OPEX Corporation | 186 |
11 |
| Lear Corporation | 1229 |
7 |
| The Boeing Company | 19922 |
1 |
| Amazon Technologies, Inc. | 25972 |
1 |
| Daifuku Co., Ltd. | 940 |
1 |
| ExOne GmbH | 52 |
1 |
| Korea Railroad Research Institute | 173 |
1 |
| Nordco Inc. | 99 |
1 |
| Pedarco International Limited | 4 |
1 |
| Sejin-igb Co., Ltd. | 35 |
1 |
| Alert Innovation Inc. | 44 |
1 |
| BionicHIVE Ltd | 7 |
1 |
| CRRC Zhuzhou Locomotive Co., Ltd | 236 |
1 |
| APS Holdings Corporation | 8 |
1 |
| Beto Korea Co., Ltd | 3 |
1 |
| Exotec | 77 |
1 |
| NOVUS Hi-Tech Robotic Systemz Private Ltd | 25 |
1 |
| Other owners | 0 |