- All sections
- B - Performing operationstransporting
- B66D - Capstanswinchestackles, e.g. pulley blockshoists
- B66D 5/26 - Operating devices pneumatic or hydraulic
Patent holdings for IPC class B66D 5/26
Total number of patents in this class: 46
10-year publication summary
|
4
|
5
|
5
|
5
|
2
|
3
|
4
|
1
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mhwirth GmbH | 55 |
5 |
| Liebherr-components Biberach GmbH | 225 |
4 |
| Kobelco Construction Machinery Co., Ltd. | 1156 |
3 |
| Korea Institute of Ocean Science & Technology | 422 |
3 |
| Siemag Tecberg GmbH | 58 |
3 |
| Caterpillar Inc. | 9640 |
2 |
| Stromag France SAS | 5 |
2 |
| Sumitomo Heavy Industries Construction Cranes Co., Ltd. | 55 |
2 |
| Mitsubishi Electric Corporation | 46547 |
1 |
| Cameron International Corporation | 1342 |
1 |
| Givens Engineering Inc. | 5 |
1 |
| Hunan Zoomlion Special Vehicle Co., Ltd. | 361 |
1 |
| Inventio AG | 2387 |
1 |
| Maersk Espana S.A. | 2 |
1 |
| Navalimpianti S.p.A. | 16 |
1 |
| Okuma Corporation | 253 |
1 |
| Otis Elevator Company | 2652 |
1 |
| Taiyuan University of Technology | 263 |
1 |
| TAJFUN PLANINA; proizvodnja strojev, d.o.o. | 56 |
1 |
| Zoomlion Heavy Industry Science and Technology Co., Ltd. | 382 |
1 |
| Other owners | 10 |