- All sections
- B - Performing operationstransporting
- B66D - Capstanswinchestackles, e.g. pulley blockshoists
- B66D 3/08 - Arrangements of sheaves
Patent holdings for IPC class B66D 3/08
Total number of patents in this class: 85
10-year publication summary
|
3
|
8
|
5
|
5
|
4
|
3
|
6
|
6
|
6
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TT Technologies, Inc. | 152 |
6 |
| Itrec B.V. | 506 |
4 |
| Konecranes Global Corporation | 488 |
4 |
| Ocado Innovation Limited | 1070 |
4 |
| National Oilwell Varco, L.P. | 1698 |
3 |
| Electronic Theatre Controls, Inc. | 258 |
2 |
| Harken, Inc. | 51 |
2 |
| KITO Corporation | 186 |
2 |
| LIFTRA IP ApS | 97 |
2 |
| Liftwave, Inc., DBA Rise Robotics | 42 |
2 |
| Manitowoc Crane Companies, LLC | 181 |
2 |
| Mhwirth AS | 134 |
2 |
| Otis Elevator Company | 2695 |
2 |
| Treemagineers Ltd. | 44 |
2 |
| Zedel | 301 |
2 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3308 |
2 |
| The Regents of the University of California | 20960 |
1 |
| GM Global Technology Operations LLC | 16255 |
1 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8470 |
1 |
| Altec Industries, Inc. | 239 |
1 |
| Other owners | 38 |