- All sections
- G - Physics
- G01H - Measurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves
- G01H 7/00 - Measuring reverberation time
Patent holdings for IPC class G01H 7/00
Total number of patents in this class: 129
10-year publication summary
|
7
|
15
|
14
|
15
|
13
|
6
|
12
|
9
|
8
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Constellation Productions, Inc. | 15 |
8 |
| Huawei Technologies Co., Ltd. | 111764 |
7 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4920 |
7 |
| Nokia Technologies Oy | 17637 |
6 |
| Harman International Industries, Incorporated | 2635 |
5 |
| Dolby Laboratories Licensing Corporation | 4113 |
3 |
| Saint-Gobain Ecophon AB | 175 |
3 |
| Apple Inc. | 54610 |
2 |
| Sony Corporation | 31107 |
2 |
| Koninklijke Philips N.V. | 24688 |
2 |
| Yamaha Corporation | 4092 |
2 |
| Nuance Communications, Inc. | 394 |
2 |
| Genelec Oy | 127 |
2 |
| Saint-Gobain Isover | 633 |
2 |
| Saint-Gobain Placo | 222 |
2 |
| Suntracker Technologies Ltd. | 49 |
2 |
| X Development LLC | 1304 |
2 |
| Arise Global Pte. Ltd | 11 |
2 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6110 |
2 |
| Signify Holding B.V. | 7452 |
2 |
| Other owners | 64 |