Inventor · disambiguated record
Erwin Walter
Also filed as: WALTER ERWIN
3 granted patents·52 citations·filing 1977–1986
73Inventor score
Top patents by PatentIndex Score
3 records- 0176US4603119AProcess for production of activated carbon from lignite cokeKARL ALFONS·Filed 1985·Granted Jul 29, 1986·26 cites·4 claims
- 0268US4379871AProcess for the production of carbon black containing pigment-synthetic resin concentratesDEGUSSA·Filed 1977·Granted Apr 12, 1983·18 cites·40 claims
- 0349US4642304AActivated carbon and process for its productionDEGUSSA·Filed 1986·Granted Feb 10, 1987·8 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →