- All sections
- B - Performing operationstransporting
- B66D - Capstanswinchestackles, e.g. pulley blockshoists
- B66D 1/46 - Control devices non-automatic electric
Patent holdings for IPC class B66D 1/46
Total number of patents in this class: 135
10-year publication summary
|
8
|
18
|
15
|
11
|
11
|
9
|
8
|
18
|
11
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KITO Corporation | 184 |
10 |
| Warn Industries, Inc. | 203 |
10 |
| Kobelco Construction Machinery Co., Ltd. | 1211 |
6 |
| Sky Climber, LLC | 21 |
5 |
| Konecranes Global Corporation | 483 |
4 |
| Olko-maschinentechnik GmbH | 19 |
4 |
| Tie Down, Inc. | 48 |
4 |
| BYD Company Limited | 6495 |
3 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1547 |
3 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2837 |
3 |
| Kobe Steel, Ltd. | 898 |
3 |
| Milwaukee Electric Tool Corporation | 4971 |
3 |
| Zhejiang Nowvow Mechanical and Electrical Corp., Ltd | 14 |
3 |
| Ford Global Technologies, LLC | 21532 |
2 |
| Delaware Capital Formation, Inc. | 408 |
2 |
| DualLift GmbH | 7 |
2 |
| Hood Technology Corporation | 53 |
2 |
| Zoomlion Heavy Industry Science and Technology Co., Ltd. | 407 |
2 |
| Epiroc Rock Drills Aktiebolag | 662 |
2 |
| Hall Labs, LLC | 148 |
2 |
| Other owners | 60 |