- All sections
- G - Physics
- G01L - Measuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure
- G01L 5/28 - Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for testing brakes
Patent holdings for IPC class G01L 5/28
Total number of patents in this class: 272
10-year publication summary
|
25
|
32
|
19
|
26
|
15
|
14
|
18
|
18
|
16
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ITT Italia S.r.l. | 153 |
26 |
| Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH | 571 |
9 |
| Robert Bosch GmbH | 42689 |
7 |
| Brembo S.p.A. | 475 |
7 |
| Goodrich Corporation | 2129 |
7 |
| Horiba Europe GmbH | 41 |
6 |
| KUKA Deutschland GmbH | 580 |
6 |
| FANUC Corporation | 6663 |
5 |
| Toyota Motor Corporation | 32116 |
4 |
| ZF Friedrichshafen AG | 7137 |
4 |
| NTN Corporation | 4976 |
4 |
| Meidensha Corporation | 882 |
4 |
| NET-Automation GmbH | 11 |
4 |
| BEP Europe N.V. | 6 |
4 |
| Quanata, LLC | 331 |
4 |
| Caterpillar Inc. | 9548 |
3 |
| Sandvik Mining and Construction Oy | 827 |
3 |
| SEW-EURODRIVE GmbH & Co. KG | 1954 |
3 |
| Westinghouse Air Brake Technologies Corporation | 503 |
3 |
| CW & Sr Investments Pty Ltd | 4 |
3 |
| Other owners | 156 |