- 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: 91
10-year publication summary
|
12
|
7
|
10
|
4
|
10
|
12
|
7
|
1
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Otis Elevator Company | 2660 |
13 |
| Kone Oyj | 2087 |
7 |
| Columbus McKinnon Industrial Products GmbH | 31 |
6 |
| Mhwirth GmbH | 55 |
5 |
| Hornet Acquisitionco, LLC | 74 |
5 |
| China University of Mining and Technology | 1256 |
4 |
| Cameron International Corporation | 1335 |
3 |
| KITO Corporation | 169 |
3 |
| UTS Biogastechnik GmbH | 28 |
3 |
| Inventio AG | 2381 |
2 |
| Konecranes Global Corporation | 478 |
2 |
| PT Tech, LLC | 27 |
2 |
| VULKAN do Brasil Ltda | 4 |
2 |
| Mitsubishi Electric Corporation | 46197 |
1 |
| Chr. Mayr GmbH & Co. KG | 89 |
1 |
| ELGO Electronic GmbH & Co. KG | 9 |
1 |
| Endo Kogyo Co., Ltd. | 8 |
1 |
| JPW Industries Inc. | 144 |
1 |
| Milwaukee Electric Tool Corporation | 4417 |
1 |
| Moteurs Leroy-Somer | 190 |
1 |
| Other owners | 27 |