Intrex
Reston, VA, US· latest recorded location
INTREX is named on 2 US grants and 3 published applications in this corpus. Its most frequent classification is G01S (Radio direction-finding).
- Granted patents
- 2
- Published applications
- 3
- Inventors
- 1
- Granted in 2026 so far
- 0
- Most recent grant
- 5 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2021 | 0 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
By publication year.
Technology areas
Share of 5 documents
Recent patents
- System for selecting the tracking technique for tracking a user device based on user device proximity to location beacons5 Dec 2023US 11,835,635 B2
- Rules-based area access management system using personal area networks8 Nov 2022US 11,495,071 B2
- System for selecting the tracking technique for tracking a user device based on user device proximity to location beacons28 Apr 2022US 2022/0128710 A1
- System for tracing registered and non-registered devices23 Dec 2021US 2021/0400440 A1
- Rules-based area access management system using personal area networks5 Aug 2021US 2021/0241554 A1
Most cited
By later US patents