- All sections
- G - Physics
- G01H - Measurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves
- G01H 1/14 - Frequency
Patent holdings for IPC class G01H 1/14
Total number of patents in this class: 59
10-year publication summary
|
2
|
2
|
3
|
8
|
4
|
6
|
4
|
8
|
5
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qass GmbH | 10 |
3 |
| The Boeing Company | 20048 |
2 |
| Shimadzu Corporation | 6163 |
2 |
| Csir | 185 |
2 |
| TDW Delaware, Inc. | 167 |
2 |
| Siemens Energy Global GmbH & Co. KG | 2944 |
2 |
| Hitachi, Ltd. | 15467 |
1 |
| Oracle America, Inc. | 3140 |
1 |
| Industrial Technology Research Institute | 5085 |
1 |
| NPX B.V. | 2539 |
1 |
| Xmark Corporation | 16 |
1 |
| Amazon Technologies, Inc. | 26625 |
1 |
| ZF Friedrichshafen AG | 7134 |
1 |
| Aktiebolaget SKF | 2937 |
1 |
| Asahi Kasei Engineering Corporation | 11 |
1 |
| Computational Systems, Inc. | 80 |
1 |
| Grammer AG | 408 |
1 |
| Harman Becker Automotive Systems GmbH | 645 |
1 |
| Harsco Technologies LLC | 147 |
1 |
| Hefei University of Technology | 226 |
1 |
| Other owners | 32 |