- All sections
- G - Physics
- G01S - Radio direction-findingradio navigationdetermining distance or velocity by use of radio waveslocating or presence-detecting by use of the reflection or reradiation of radio wavesanalogous arrangements using other waves
- G01S 1/74 - Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmittersReceivers co-operating therewith using ultrasonic, sonic, or infrasonic waves Details
Patent holdings for IPC class G01S 1/74
Total number of patents in this class: 73
10-year publication summary
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8
|
5
|
7
|
7
|
8
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9
|
7
|
6
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1
|
0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sonitor Technologies AS | 136 |
12 |
| Symbol Technologies, LLC | 1207 |
11 |
| CenTrak, Inc. | 89 |
4 |
| Amazon Technologies, Inc. | 26677 |
3 |
| Symbol Technologies, Inc. | 570 |
3 |
| Zerokey Inc. | 28 |
3 |
| Ricoh Company, Ltd. | 13247 |
2 |
| Robert Bosch GmbH | 42689 |
2 |
| Raytheon Company | 8389 |
2 |
| Nokia Technologies Oy | 17808 |
2 |
| Google LLC | 42196 |
2 |
| WILSON, Timothy James | 61 |
2 |
| ULC Technologies LLC | 34 |
2 |
| Rakuten Group, Inc. | 1631 |
2 |
| The Procter & Gamble Company | 22017 |
1 |
| Cisco Technology, Inc. | 19918 |
1 |
| Massachusetts Institute of Technology | 10057 |
1 |
| Dell Products L.P. | 14479 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2745 |
1 |
| The Aerospace Corporation | 424 |
1 |
| Other owners | 15 |