- All sections
- B - Performing operationstransporting
- B66D - Capstanswinchestackles, e.g. pulley blockshoists
- B66D 5/04 - Crane, lift, hoist, or winch brakes operating on drums, barrels, or ropes actuated by centrifugal force
Patent holdings for IPC class B66D 5/04
Total number of patents in this class: 19
10-year publication summary
|
1
|
3
|
2
|
1
|
4
|
1
|
2
|
1
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 14329 |
2 |
| Mittelmann Sicherheitstechnik GmbH & Co KG | 7 |
2 |
| Alimak Hek AB | 5 |
1 |
| Aramco Services Company | 4192 |
1 |
| Asia Fire Protection Co., Ltd. | 3 |
1 |
| Electronic Theatre Controls, Inc. | 257 |
1 |
| KITO Corporation | 186 |
1 |
| Konecranes Global Corporation | 485 |
1 |
| Konecranes plc | 48 |
1 |
| Liebherr-Werk Biberach GmbH | 215 |
1 |
| Lifeline Descent Systems Pty Ltd | 1 |
1 |
| SkySaver Rescue Ltd. | 8 |
1 |
| Stahl CraneSystems GmbH | 11 |
1 |
| Tecna S.p.A. | 24 |
1 |
| Zollern GmbH & Co. KG | 26 |
1 |
| Brillianze Sweden AB | 15 |
1 |
| Alimak Group Sweden AB | 3 |
1 |
| Other owners | 0 |