- All sections
- B - Performing operationstransporting
- B66D - Capstanswinchestackles, e.g. pulley blockshoists
- B66D 1/40 - Control devices
Patent holdings for IPC class B66D 1/40
Total number of patents in this class: 117
10-year publication summary
|
2
|
9
|
10
|
17
|
10
|
5
|
9
|
9
|
4
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Warn Industries, Inc. | 203 |
19 |
| Konecranes Global Corporation | 483 |
4 |
| Hornet Acquisitionco, LLC | 82 |
4 |
| Caterpillar Inc. | 10281 |
3 |
| Wing Aviation LLC | 568 |
3 |
| BPG-Arrowhead Winch Inc. | 30 |
3 |
| Halliburton Energy Services, Inc. | 21320 |
2 |
| Binar Quick-lift Systems AB | 5 |
2 |
| CAE Inc. | 258 |
2 |
| Konecranes plc | 48 |
2 |
| Tie Down, Inc. | 47 |
2 |
| Joy Global Surface Mining Inc | 371 |
2 |
| Epiroc Rock Drills Aktiebolag | 660 |
2 |
| Sumitomo Heavy Industries Construction Cranes Co., Ltd. | 58 |
2 |
| Yugen Kaisha Atsumi Bunji Shoten | 6 |
2 |
| Schlumberger Technology Corporation | 11820 |
1 |
| Schlumberger Canada Limited | 7601 |
1 |
| Schlumberger Technology B.v. | 5295 |
1 |
| Schlumberger Holdings Limited | 2694 |
1 |
| Eaton Corporation | 1804 |
1 |
| Other owners | 58 |