- All sections
- B - Performing operations; transporting
- B66D - Capstans; winches; tackles, e.g. pulley blocks; hoists
- B66D 5/30 - Operating devices electrical
Patent holdings for IPC class B66D 5/30
Total number of patents in this class: 85
10-year publication summary
|
15
|
10
|
13
|
8
|
6
|
7
|
6
|
4
|
6
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Otis Elevator Company | 2677 |
17 |
| Kone Oyj | 2000 |
14 |
| Konecranes Global Corporation | 484 |
5 |
| Mitsubishi Electric Corporation | 43934 |
4 |
| Liebherr-components Biberach GmbH | 223 |
4 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
3 |
| KITO Corporation | 166 |
3 |
| Kobelco Construction Machinery Co., Ltd. | 1048 |
3 |
| Chr. Mayr GmbH & Co. KG | 86 |
2 |
| Goodrich Corporation | 2081 |
2 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
2 |
| Inventio AG | 2314 |
2 |
| Shanghai United Imaging Healthcare Co., Ltd. | 1569 |
2 |
| T-max (Hangzhou) Technology Co., Ltd. | 85 |
2 |
| PT Tech, LLC | 24 |
2 |
| Shijiazhuang Nuron Brake Technology Co., Ltd. | 2 |
2 |
| Suzhou Inovance Control Technology Co., Ltd. | 12 |
2 |
| Siemens AG | 24990 |
1 |
| Thales SA | 2318 |
1 |
| Autelec | 1 |
1 |
| Other owners | 11 |