- All sections
- B - Performing operationstransporting
- B07B - Separating solids from solids by sieving, screening, sifting or by using gas currentsseparating by other dry methods applicable to bulk material, e.g. loose articles fit to be handled like bulk material
- B07B 1/42 - Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
Patent holdings for IPC class B07B 1/42
Total number of patents in this class: 348
10-year publication summary
|
27
|
27
|
33
|
31
|
30
|
45
|
34
|
14
|
22
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| M-I L.L.C. | 741 |
26 |
| Derrick Corporation | 256 |
16 |
| Terex USA, LLC | 144 |
16 |
| Terex GB Limited | 131 |
8 |
| China University of Mining and Technology | 1312 |
7 |
| A O Ideas GmbH | 16 |
7 |
| General Kinematics Corporation | 142 |
6 |
| ThyssenKrupp AG | 3399 |
6 |
| ThyssenKrupp Industrial Solutions AG | 630 |
6 |
| FLSmidth A/S | 785 |
6 |
| Superior Industries, Inc. | 219 |
5 |
| Telsonic Holding AG | 80 |
5 |
| Sandvik SRP AB | 107 |
5 |
| Artech Ultrasonic Systems AG | 11 |
4 |
| The Charles Machine Works, Inc. | 418 |
4 |
| Kabushiki Kaisha Kinki | 11 |
4 |
| National Oilwell Varco, L.P. | 1701 |
4 |
| Satake Corporation | 296 |
4 |
| Metso Finland Oy | 689 |
4 |
| Schlumberger Technology Corporation | 11839 |
3 |
| Other owners | 202 |