- All sections
- B - Performing operations; transporting
- B66C - Cranes; load-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 15/04 - Safety gear for preventing collisions, e.g. between cranes or trolleys operating on the same track
Patent holdings for IPC class B66C 15/04
Total number of patents in this class: 120
10-year publication summary
9
|
5
|
9
|
11
|
13
|
12
|
9
|
16
|
5
|
2
|
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 |
13 |
Trimble Navigation Limited | 701 |
10 |
Siemens AG | 24990 |
7 |
Jaguar Land Rover Limited | 4390 |
4 |
Daifuku Co., Ltd. | 860 |
3 |
Konecranes Global Corporation | 484 |
3 |
Manitowoc Crane Companies, LLC | 173 |
3 |
Schwing GmbH | 107 |
3 |
University of Ulsan Foundation for Industry Cooperation | 577 |
3 |
Hyundai Heavy Industries Co., Ltd. | 281 |
2 |
Industry-Academic Cooperation Foundation, Yonsei University | 2329 |
2 |
J. Ray McDermott, S.A. | 59 |
2 |
Keppel Offshore & Marine USA, Inc. | 5 |
2 |
Konecranes plc | 48 |
2 |
Liebherr-Werk Ehingen GmbH | 181 |
2 |
Rio Tinto ALCAN International Limited | 214 |
2 |
Toshiba Mitsubishi-Electric Industrial Systems Corporation | 1583 |
2 |
Tulsa Winch, Inc. | 13 |
2 |
Konecranes Global Oy | 14 |
2 |
Marmon Crane Services Inc | 4 |
2 |
Other owners | 49 |