Inventor · disambiguated record
Hans G. Follert
Also filed as: FOLLERT HANS G · FOLLERT HANS GUNTER
3 granted patents·50 citations·filing 1976–1983
68Inventor score
Technology areasE21D
Files withGEWERK EISENHUETTE WESTFALIA3
Top patents by PatentIndex Score
3 records- 0186US4122683ATunnel drive shieldGEWERK EISENHUETTE WESTFALIA·Filed 1977·Granted Oct 31, 1978·30 cites·7 claims
- 0269US4556256ACutting appliances for use in tunnel driving operationsGEWERK EISENHUETTE WESTFALIA·Filed 1983·Granted Dec 3, 1985·20 cites·12 claims
- 0324US4049317ATunnel driving apparatusGEWERK EISENHUETTE WESTFALIA·Filed 1976·Granted Sep 20, 1977·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →