- All sections
- B - Performing operations; transporting
- B66C - Cranes; load-engaging elements or devices for cranes, capstans, winches, or tackles
- B66C 15/00 - Safety gear
Patent holdings for IPC class B66C 15/00
Total number of patents in this class: 277
10-year publication summary
22
|
23
|
22
|
24
|
27
|
31
|
27
|
26
|
21
|
7
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Tadano Ltd. | 467 |
27 |
Liebherr-components Biberach GmbH | 223 |
16 |
Kobelco Construction Machinery Co., Ltd. | 1048 |
12 |
Konecranes Global Corporation | 484 |
12 |
Liebherr-Werk Biberach GmbH | 193 |
10 |
Sumitomo Heavy Industries Material Handling Systems Co., Ltd. | 43 |
8 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
5 |
Manitou BF | 126 |
5 |
Mitsui Engineering & Shipbuilding Co., Ltd. | 331 |
5 |
Sumitomo Heavy Industries Construction Cranes Co., Ltd. | 50 |
5 |
IHI Transport Machinery Co., Ltd. | 53 |
4 |
Liebherr-Werk Ehingen GmbH | 181 |
4 |
Palfinger AG | 206 |
4 |
Teufelberger Fiber Rope GmbH | 22 |
4 |
Tadano Demag GmbH | 86 |
4 |
Gogou Co., Ltd. | 19 |
3 |
Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
3 |
Zoomlion Heavy Industry Science and Technology Co., Ltd. | 344 |
3 |
Siemens AG | 24990 |
2 |
Mitsubishi Electric Corporation | 43934 |
2 |
Other owners | 139 |