Inventor · disambiguated record
Christian Windhager
Also filed as: WINDHAGER CHRISTIAN
4 granted patents·1 pending application·29 citations·filing 1993–2023
64Inventor score
Top patents by PatentIndex Score
5 records- 0150US2004030568A1Method and system for selling authorizationsT & M CONSULTING GMBH·Filed 2003·Application pending·0 cites
- 0248US12367723B2Device for checking access permissionsAXESS AG·Filed 2023·Granted Jul 22, 2025·0 cites·6 claims
- 0347US12367722B2Access control terminalsAXESS AG·Filed 2023·Granted Jul 22, 2025·0 cites·3 claims
- 0443US5473145AData carrierSKIDATA GMBH·Filed 1993·Granted Dec 5, 1995·29 cites·6 claims
- 0539US10719678B2Device for checking access authorizations stored on data carriersAXESS AG·Filed 2017·Granted Jul 21, 2020·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →