Impinj vs Kontakt.io
Side-by-side from the Top 11 ranking of 11 Best RTLS & Indoor Positioning Patent Portfolios 2026 (And Which You Can Actually License). Last verified August 25, 2026.
The short answer
Impinj ranks higher on Top 11 (#4 vs #9) for Engineers, corp-dev and IP teams building or buying in the real-time location market. Litigation-tested RAIN RFID estate, access on Impinj's terms
At a glance
| Impinj | Kontakt.io | |
|---|---|---|
| Top 11 rank | #4 / 11 Best RTLS & Indoor Positioning Patent Portfolios 2026 (And Which You Can Actually License) | #9 / 11 Best RTLS & Indoor Positioning Patent Portfolios 2026 (And Which You Can Actually License) |
| Score (out of 9.4) | 7.5 | 6.6 |
| Best for | Litigation-tested RAIN RFID estate, access on Impinj's terms | Strong healthcare RTLS business, invisible IP posture |
| Pricing | not applicable, no licensing offered | not applicable, no licensing offered |
| HQ | Seattle, Washington, US | New York, US and Krakow, Poland |
| Founded | — | — |
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.