- All sections
- G - Physics
- G01L - Measuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure
- G01L 3/08 - Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving optical means for indicating
Patent holdings for IPC class G01L 3/08
Total number of patents in this class: 55
10-year publication summary
|
7
|
7
|
5
|
5
|
10
|
6
|
6
|
5
|
2
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| X Development LLC | 1453 |
4 |
| Halliburton Energy Services, Inc. | 20165 |
3 |
| Quartus Engineering Incorporated | 29 |
3 |
| NSK Ltd. | 2719 |
2 |
| Stryker Corporation | 3864 |
2 |
| Safran Helicopter Engines | 676 |
2 |
| Sikorsky Aircraft Corporation | 1150 |
2 |
| National Technology & Engineering Solutions of Sandia, LLC | 1851 |
2 |
| SNECMA S.A. | 1160 |
1 |
| United Technologies Corporation | 2328 |
1 |
| Canon Inc. | 36841 |
1 |
| Rolls-Royce PLC | 2944 |
1 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
1 |
| Advanced Test and Automation Inc. | 1 |
1 |
| Ashton Instruments, Inc. | 1 |
1 |
| Atlas Copco Industrial Technique AB | 426 |
1 |
| China University of Mining and Technology | 1189 |
1 |
| Fujikin Incorporated | 671 |
1 |
| International Electronic Machines Corporation | 110 |
1 |
| Kabushiki Kaisha Yaskawa Denki | 1468 |
1 |
| Other owners | 23 |