- All sections
- B - Performing operations; transporting
- B66D - Capstans; winches; tackles, e.g. pulley blocks; hoists
- 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: 92
10-year publication summary
9
|
13
|
7
|
12
|
4
|
12
|
15
|
5
|
1
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Otis Elevator Company | 2677 |
13 |
Kone Oyj | 2000 |
7 |
Columbus McKinnon Industrial Products GmbH | 31 |
5 |
Goodrich Corporation | 2081 |
5 |
Mhwirth GmbH | 54 |
5 |
Cameron International Corporation | 1305 |
4 |
China University of Mining and Technology | 1189 |
4 |
KITO Corporation | 166 |
3 |
UTS Biogastechnik GmbH | 29 |
3 |
Chr. Mayr GmbH & Co. KG | 86 |
2 |
Inventio AG | 2314 |
2 |
Konecranes Global Corporation | 484 |
2 |
PT Tech, LLC | 24 |
2 |
Cameron Technologies Limited | 229 |
2 |
VULKAN do Brasil Ltda | 4 |
2 |
Mitsubishi Electric Corporation | 43934 |
1 |
Endo Kogyo Co., Ltd. | 8 |
1 |
Harbo & Hintze S.m.b.a. | 2 |
1 |
JPW Industries Inc. | 144 |
1 |
Milwaukee Electric Tool Corporation | 3572 |
1 |
Other owners | 26 |