- All sections
- B - Performing operationstransporting
- B66D - Capstanswinchestackles, e.g. pulley blockshoists
- B66D 1/38 - Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains by means of guides movable relative to drum or barrel
Patent holdings for IPC class B66D 1/38
Total number of patents in this class: 177
10-year publication summary
|
16
|
22
|
23
|
17
|
20
|
22
|
14
|
19
|
8
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hall Labs, LLC | 156 |
10 |
| Liebherr-components Biberach GmbH | 223 |
7 |
| Electronic Theatre Controls, Inc. | 260 |
6 |
| TT Technologies, Inc. | 150 |
6 |
| KITO Corporation | 169 |
5 |
| Konecranes Global Corporation | 478 |
5 |
| Prinoth S.p.A. | 161 |
5 |
| Garage Smart Industries, Inc. | 11 |
5 |
| T-max (Hangzhou) Technology Co., Ltd. | 102 |
4 |
| Thales SA | 2337 |
3 |
| GEA Farm Technologies Canada Inc. | 15 |
3 |
| Ocado Innovation Limited | 923 |
3 |
| Warn Industries, Inc. | 198 |
3 |
| Woods Hole Oceanographic Institution | 140 |
3 |
| Wingcopter GmbH | 40 |
3 |
| Ce.s.i. Centro Studi Industriali di Taddei SIMONA Maria & C. S.A.S. | 3 |
2 |
| Deep Tek Winch IP Limited | 2 |
2 |
| Gorbel, Inc. | 34 |
2 |
| Grant Prideco, Inc. | 377 |
2 |
| Jilin University | 268 |
2 |
| Other owners | 96 |