- All sections
- B - Performing operations; transporting
- B66C - Cranes; load-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 1/34 - Crane hooks
Patent holdings for IPC class B66C 1/34
Total number of patents in this class: 173
10-year publication summary
|
18
|
12
|
20
|
12
|
28
|
20
|
14
|
12
|
10
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Konecranes Global Corporation | 484 |
6 |
| Liebherr-Werk Biberach GmbH | 193 |
5 |
| KITO Corporation | 166 |
4 |
| Goodrich Corporation | 2081 |
3 |
| Konecranes plc | 48 |
3 |
| The United States of America as represented by the Secretary of the Navy | 2734 |
2 |
| Ancra International LLC | 114 |
2 |
| Arrow Acquisition, LLC | 32 |
2 |
| B/a Products Co. | 15 |
2 |
| Carl Stahl GmbH | 30 |
2 |
| Demag Cranes & Components GmbH | 59 |
2 |
| Innovative Minds, LLC | 5 |
2 |
| Interocean Systems LLC | 10 |
2 |
| Justoy Pty Ltd. | 38 |
2 |
| Kobelco Construction Machinery Co., Ltd. | 1048 |
2 |
| Kubota Corporation | 3054 |
2 |
| Liebherr-Werk Ehingen GmbH | 181 |
2 |
| Manitou Italia S.r.l. | 74 |
2 |
| Samson Rope Technologies | 35 |
2 |
| Spanset Inter AG | 115 |
2 |
| Other owners | 122 |