- All sections
- B - Performing operations; transporting
- B66D - Capstans; winches; tackles, e.g. pulley blocks; hoists
- B66D 5/12 - Crane, lift, hoist, or winch brakes operating on drums, barrels, or ropes with axial effect
Patent holdings for IPC class B66D 5/12
Total number of patents in this class: 11
10-year publication summary
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0
|
0
|
2
|
1
|
0
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0
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1
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2
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3
|
1
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| T-max (Hangzhou) Technology Co., Ltd. | 85 |
2 |
| Thales SA | 2318 |
1 |
| Bentec GmbH Drilling & Oilfield Systems | 37 |
1 |
| Frigid Fluid Company | 23 |
1 |
| KITO Corporation | 166 |
1 |
| M.A.T. Malmedie Antriebstechnik GmbH | 15 |
1 |
| Kone Oyj | 2000 |
1 |
| Hangzhou Rock Machinery Manufacture Co., Ltd. | 3 |
1 |
| Limited Liability Company "corum Group" | 16 |
1 |
| VINCORION Advanced Systems GmbH | 36 |
1 |
| Other owners | 0 |