- 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 3/48 - Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems the waves arriving at the antennas being continuous or intermittent and the phase difference of signals derived therefrom being measured
Patent holdings for IPC class G01S 3/48
Total number of patents in this class: 338
10-year publication summary
16
|
15
|
32
|
32
|
40
|
39
|
51
|
34
|
32
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Raytheon Company | 8535 |
20 |
Denso Corporation | 23338 |
14 |
Apple Inc. | 50209 |
10 |
Qualcomm Incorporated | 76576 |
9 |
DENSO International America, Inc. | 609 |
9 |
Mitsubishi Electric Corporation | 43934 |
9 |
Silicon Laboratories Inc. | 1107 |
8 |
Cypress Semiconductor Corporation | 1642 |
7 |
Airbus Defence and Space SAS | 502 |
7 |
DecaWave Ltd. | 55 |
7 |
Thales | 1854 |
7 |
Samsung Electronics Co., Ltd. | 131630 |
6 |
Cisco Technology, Inc. | 18858 |
6 |
Huawei Technologies Co., Ltd. | 100781 |
6 |
NPX B.V. | 2204 |
5 |
BAE Systems Information and Electronic Systems Integration Inc. | 1760 |
5 |
Lambda:4 Entwicklungen GmbH | 39 |
5 |
Alps Alpine Co., Ltd. | 1831 |
5 |
Siemens AG | 24990 |
4 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
4 |
Other owners | 185 |