- All sections
- B - Performing operationstransporting
- B66D - Capstanswinchestackles, e.g. pulley blockshoists
- B66D 5/14 - Crane, lift, hoist, or winch brakes operating on drums, barrels, or ropes with axial effect embodying discs
Patent holdings for IPC class B66D 5/14
Total number of patents in this class: 94
10-year publication summary
|
7
|
12
|
4
|
12
|
16
|
7
|
1
|
2
|
4
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Otis Elevator Company | 2697 |
12 |
| Kone Oyj | 2161 |
8 |
| Columbus McKinnon Industrial Products GmbH | 30 |
7 |
| Mhwirth GmbH | 58 |
5 |
| Hornet Acquisitionco, LLC | 82 |
5 |
| China University of Mining and Technology | 1316 |
4 |
| Cameron International Corporation | 1368 |
3 |
| KITO Corporation | 186 |
3 |
| UTS Biogastechnik GmbH | 28 |
3 |
| Inventio AG | 2413 |
2 |
| Konecranes Global Corporation | 485 |
2 |
| PT Tech, LLC | 29 |
2 |
| VULKAN do Brasil Ltda | 4 |
2 |
| Mitsubishi Electric Corporation | 48236 |
1 |
| Chr. Mayr GmbH & Co. KG | 85 |
1 |
| ELGO Electronic GmbH & Co. KG | 9 |
1 |
| Endo Kogyo Co., Ltd. | 8 |
1 |
| JPW Industries Inc. | 150 |
1 |
| M.A.T. Malmedie Antriebstechnik GmbH | 16 |
1 |
| Milwaukee Electric Tool Corporation | 5004 |
1 |
| Other owners | 29 |