Inventor · disambiguated record
Erwin Stoffel
Also filed as: STOFFEL ERWIN
2 granted patents·28 citations·filing 1986–1991
59Inventor score
Technology areasC01B
Top patents by PatentIndex Score
2 records- 0169US5108728AProcess for the production of granulated dicalcium phosphate dihydrateBENCKISER KNAPSACK LADENBURG·Filed 1991·Granted Apr 28, 1992·25 cites·12 claims
- 0221US4704211AProcess for the production of crystalline alkali metal aluminum phosphateBENCKISER KNAPSACK GMBH DR ALB·Filed 1986·Granted Nov 3, 1987·3 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →