Ubisense Limited
🏢 View company profile →15Patents
13Active
15Granted
49Portfolio score
Filing activity: Dec 29, 2004 → Jan 25, 2021 · 7 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8193984B2 | Calibration of a location system | Physics | 72 | Active |
| US7466224B2 | System for detecting intruders in a populated space | Physics | 64 | Expired |
| US7636062B2 | Location device and system using UWB and non-UWB signals | Physics | 22 | Expired |
| US8301162B2 | Tag frequency control | Electricity | 3 | Active |
| US8045930B2 | Tag frequency control | Electricity | 3 | Active |
| US10521929B2 | Determination of toolpiece position | Physics | 3 | Active |
| US7830309B2 | Location system | Physics | 2 | Active |
| US8934579B2 | Location system | Physics | 2 | Active |
| US8831132B2 | Location system | Physics | 1 | Active |
| US11379973B2 | Tool tracking | Physics | 1 | Active |
| US10902637B2 | Determination of toolpiece position | Physics | 1 | Active |
| US8755424B2 | Transmit power control | Physics | 0 | Active |
| US9766616B2 | Tagless tracking | Physics | 0 | Active |
| US11989909B2 | Determination of toolpiece position | Physics | 0 | Active |
| US10969459B2 | Object detection | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.