- All sections
- B - Performing operationstransporting
- B66D - Capstanswinchestackles, e.g. pulley blockshoists
- B66D 3/06 - Pulley blocks or like devices in which force is applied to a rope, cable or chain, which passes over one or more pulleys, e.g. to obtain mechanical advantage with more than one pulley
Patent holdings for IPC class B66D 3/06
Total number of patents in this class: 48
10-year publication summary
|
2
|
5
|
10
|
4
|
10
|
8
|
7
|
2
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Konecranes Global Corporation | 478 |
6 |
| Liebherr-Werk Ehingen GmbH | 191 |
2 |
| Mhwirth AS | 130 |
2 |
| Schlumberger Technology Corporation | 10780 |
1 |
| The Regents of the University of California | 19961 |
1 |
| Hilti Aktiengesellschaft | 3498 |
1 |
| Aludesign S.p.A. | 20 |
1 |
| Cameron International Corporation | 1335 |
1 |
| Canimex Inc. | 32 |
1 |
| Construction Robotics, LLC | 10 |
1 |
| Delta Air Lines, Inc. | 142 |
1 |
| Itrec B.V. | 504 |
1 |
| Kingsfield Engineering Services | 1 |
1 |
| Liftwave, Inc., DBA Rise Robotics | 37 |
1 |
| Manitowoc Crane Group France SAS | 105 |
1 |
| MHE Technologies, Inc. | 25 |
1 |
| Mirion Technologies (IST) Corporation | 2 |
1 |
| National Oilwell Varco, L.P. | 1682 |
1 |
| Safan B.V. | 2 |
1 |
| Subsea 7 Limited | 221 |
1 |
| Other owners | 21 |