- All sections
- B - Performing operationstransporting
- B66C - Cranesload-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 13/30 - Circuits for braking, traversing, or slewing motors
Patent holdings for IPC class B66C 13/30
Total number of patents in this class: 47
10-year publication summary
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1
|
4
|
3
|
2
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6
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6
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6
|
2
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1
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4
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tulsa Winch, Inc. | 15 |
3 |
| GM Global Technology Operations LLC | 16219 |
2 |
| Kobelco Construction Machinery Co., Ltd. | 1214 |
2 |
| Konecranes Global Corporation | 485 |
2 |
| Liebherr-Werk Biberach GmbH | 215 |
2 |
| Manitowoc Crane Group France SAS | 110 |
2 |
| Morgan Engineering Systems, Inc. | 27 |
2 |
| Tadano Ltd. | 512 |
2 |
| Universite Laval | 709 |
2 |
| Johannes Huebner Fabrik Elektrischer Maschinen GmbH | 5 |
2 |
| Siemens AG | 23972 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 9188 |
1 |
| Caterpillar Inc. | 10302 |
1 |
| Cargotec Finland Oy | 19 |
1 |
| Kabushiki Kaisha Yaskawa Denki | 1459 |
1 |
| Konecranes plc | 48 |
1 |
| Liebherr-Werk Nenzing GmbH | 99 |
1 |
| Magnetek, Inc. | 94 |
1 |
| Mitsubishi Heavy Industries Machinery Technology Corporation | 65 |
1 |
| PINTSCH Bubenzer GmbH | 15 |
1 |
| Other owners | 16 |