- All sections
- B - Performing operations; transporting
- B66C - Cranes; load-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 23/53 - Floating cranes including counterweight or means to compensate for list, trim, or skew of the vessel or platform
Patent holdings for IPC class B66C 23/53
Total number of patents in this class: 54
10-year publication summary
|
2
|
8
|
2
|
3
|
8
|
0
|
4
|
5
|
4
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Itrec B.V. | 477 |
8 |
| Korea Advanced Institute of Science and Technology | 3906 |
4 |
| Illinois Tool Works Inc. | 11152 |
2 |
| Ernst-b. Johansen AS | 6 |
2 |
| Heerema Marine Contractors Nederland SE | 58 |
2 |
| J. Ray McDermott, S.A. | 59 |
2 |
| National Oilwell Varco, L.P. | 1604 |
2 |
| Saipem S.p.A. | 513 |
2 |
| Technip France | 737 |
2 |
| WT Industries, LLC | 6 |
2 |
| The United States of America as represented by the Secretary of the Navy | 2734 |
1 |
| Brandt Equipment Solutions Ltd. | 3 |
1 |
| Goodcrane Corporation | 2 |
1 |
| IHC Holland IE B.V. | 277 |
1 |
| Liebherr-Werk Nenzing GmbH | 82 |
1 |
| Matt Lottman | 1 |
1 |
| Oceaneering International, Inc. | 413 |
1 |
| Seaonics AS | 6 |
1 |
| SeaTrax, Inc. | 8 |
1 |
| Terex South Dakota, Inc. | 115 |
1 |
| Other owners | 16 |