- All sections
- B - Performing operations; transporting
- B66C - Cranes; load-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 21/04 - Cable cranes, i.e. comprising hoisting devices running on aerial cable-ways with cable-ways supported at one end or both ends on bodily-movable framework, e.g. framework mounted on rail track
Patent holdings for IPC class B66C 21/04
Total number of patents in this class: 12
10-year publication summary
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1
|
2
|
1
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0
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1
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1
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3
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0
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3
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Liebherr-Werk Biberach GmbH | 193 |
2 |
| Samsung Heavy Ind. Co., Ltd. | 240 |
2 |
| Toyota Motor Corporation | 28582 |
1 |
| Construction Robotics, LLC | 9 |
1 |
| TAJFUN PLANINA; proizvodnja strojev, d.o.o. | 58 |
1 |
| Awdon Technologies Limited | 1 |
1 |
| Koller GmbH | 1 |
1 |
| Seaspyder B.V. | 1 |
1 |
| Therrien, Alain | 1 |
1 |
| Therrien, Kevin | 1 |
1 |
| Other owners | 0 |