- All sections
- B - Performing operationstransporting
- B66D - Capstanswinchestackles, e.g. pulley blockshoists
- B66D 3/14 - Chain or like hand-operated tackles with or without power-transmission gearing between operating member and lifting rope, chain, or cable lever-operated
Patent holdings for IPC class B66D 3/14
Total number of patents in this class: 34
10-year publication summary
|
4
|
3
|
5
|
1
|
4
|
11
|
5
|
4
|
1
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Columbus McKinnon Industrial Products GmbH | 31 |
11 |
| KITO Corporation | 169 |
10 |
| Nagaki Seiki Co., Ltd. | 171 |
2 |
| Heinrich de Fries Gesellschaft m.b.H. | 6 |
2 |
| Columbus McKinnon Corporation | 91 |
1 |
| Feradyne Outdoors, LLC | 321 |
1 |
| KYB Corporation | 1358 |
1 |
| Lincoln Precision Machining Company | 6 |
1 |
| Vale S.A. | 271 |
1 |
| The Westberg Group, LLC | 2 |
1 |
| W.W. Patterson Company | 8 |
1 |
| GE Infrastructure Technology, LLC | 6213 |
1 |
| Cixi Jiebao Lift Machinery Co., Ltd | 3 |
1 |
| Other owners | 0 |