- All sections
- B - Performing operations; transporting
- B66D - Capstans; winches; tackles, e.g. pulley blocks; hoists
- B66D 1/12 - Driving gear incorporating electric motors
Patent holdings for IPC class B66D 1/12
Total number of patents in this class: 341
10-year publication summary
|
27
|
36
|
36
|
59
|
62
|
37
|
39
|
25
|
36
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Warn Industries, Inc. | 197 |
29 |
| Wing Aviation LLC | 390 |
15 |
| Konecranes Global Corporation | 484 |
13 |
| Liebherr-components Biberach GmbH | 223 |
10 |
| Hall Labs, LLC | 221 |
10 |
| Goodrich Corporation | 2081 |
9 |
| Comeup Industries Inc. | 31 |
8 |
| KITO Corporation | 166 |
7 |
| Ramsey Winch Company | 22 |
7 |
| T-max (Hangzhou) Technology Co., Ltd. | 85 |
7 |
| Kobelco Construction Machinery Co., Ltd. | 1048 |
6 |
| Nabors Drilling Technologies USA, Inc. | 533 |
6 |
| Ningbo Lianda Winch Co. Ltd | 14 |
6 |
| Westin Automotive Products, Inc. | 65 |
5 |
| Mile Marker (Shenzhen) Limited | 12 |
5 |
| Allied Motion Technologies Inc. | 26 |
4 |
| Cameron International Corporation | 1305 |
4 |
| Cmech (Guangzhou) Ltd. | 49 |
4 |
| Ford Global Technologies, LLC | 19702 |
3 |
| Electronic Power Design, Inc. | 30 |
3 |
| Other owners | 180 |