- 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 5/22 - Position of source determined by co-ordinating a plurality of position lines defined by path-difference measurements
Patent holdings for IPC class G01S 5/22
Total number of patents in this class: 282
10-year publication summary
|
16
|
16
|
29
|
32
|
30
|
28
|
27
|
31
|
28
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NEC Corporation | 32703 |
10 |
| Battelle Memorial Institute | 2356 |
6 |
| Symbol Technologies, LLC | 1308 |
6 |
| Huawei Technologies Co., Ltd. | 100781 |
5 |
| Goertek Inc. | 2477 |
5 |
| Samsung Electronics Co., Ltd. | 131630 |
4 |
| Qualcomm Incorporated | 76576 |
4 |
| Amazon Technologies, Inc. | 24422 |
4 |
| ZTE Corporation | 39218 |
4 |
| Benchmark Electronics, Inc. | 58 |
4 |
| Gracenote, Inc. | 408 |
4 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 786 |
4 |
| Hitachi, Ltd. | 16452 |
3 |
| Nokia Technologies Oy | 15057 |
3 |
| BAE Systems Information and Electronic Systems Integration Inc. | 1760 |
3 |
| Bbnt Solutions LLC | 3 |
3 |
| Digimarc Corporation | 787 |
3 |
| Intelligent Sciences, Ltd. | 10 |
3 |
| Wayne State University | 655 |
3 |
| Vocalife LLC | 3 |
3 |
| Other owners | 198 |