- All sections
- B - Performing operations; transporting
- B66C - Cranes; load-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 13/54 - Operator's stands or cabins
Patent holdings for IPC class B66C 13/54
Total number of patents in this class: 93
10-year publication summary
|
10
|
9
|
5
|
6
|
10
|
7
|
8
|
5
|
5
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Liebherr-Werk Biberach GmbH | 193 |
10 |
| Caterpillar Inc. | 8877 |
8 |
| Kobelco Construction Machinery Co., Ltd. | 1048 |
6 |
| Volvo Construction Equipment AB | 1172 |
5 |
| Clark Equipment Company | 335 |
3 |
| Kobe Steel, Ltd. | 912 |
3 |
| Liebherr-components Biberach GmbH | 223 |
3 |
| Manitou Italia S.r.l. | 74 |
3 |
| Manitowoc Crane Companies, LLC | 173 |
3 |
| Hitachi Construction Machinery Co., Ltd. | 2498 |
2 |
| Komatsu Ltd. | 4265 |
2 |
| Caterpillar SARL | 441 |
2 |
| Hamm AG | 160 |
2 |
| Konecranes Global Corporation | 484 |
2 |
| Tadano Ltd. | 467 |
2 |
| Gj Menard Inc. | 3 |
2 |
| Komatsu America Corp. | 46 |
1 |
| Altec Industries, Inc. | 178 |
1 |
| BAE Systems Hägglunds Aktiebolag | 205 |
1 |
| Brown, Keith R. | 1 |
1 |
| Other owners | 31 |