- All sections
- G - Physics
- G01S - Radio direction-finding; radio navigation; determining distance or velocity by use of radio waves; locating or presence-detecting by use of the reflection or reradiation of radio waves; analogous arrangements using other waves
- G01S 15/74 - Systems using reradiation of acoustic waves, e.g. IFF, i.e. identification of friend or foe
Patent holdings for IPC class G01S 15/74
Total number of patents in this class: 97
10-year publication summary
|
15
|
6
|
9
|
11
|
11
|
9
|
10
|
6
|
6
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| State Farm Mutual Automobile Insurance Company | 2560 |
6 |
| 3D at Depth, Inc. | 26 |
6 |
| Koninklijke Philips N.V. | 22975 |
5 |
| BlueOwl, LLC | 304 |
4 |
| KDDI Corporation | 764 |
3 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6132 |
3 |
| Denso Corporation | 23338 |
2 |
| Atlas Elektronik GmbH | 395 |
2 |
| Sonitor Technologies AS | 131 |
2 |
| Teledyne Instruments, Inc. | 245 |
2 |
| TDK Electronics AG | 863 |
2 |
| Ocean Space Acoustics AS | 6 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Apple Inc. | 50209 |
1 |
| Qualcomm Incorporated | 76576 |
1 |
| Schlumberger Canada Limited | 6913 |
1 |
| Schlumberger Technology B.v. | 4951 |
1 |
| Schlumberger Holdings Limited | 2947 |
1 |
| Siemens AG | 24990 |
1 |
| The Regents of the University of California | 18943 |
1 |
| Other owners | 50 |