Inventor · disambiguated record
Helmut Etschel
Also filed as: ETSCHEL HELMUT
5 granted patents·106 citations·filing 1990–2000
83Inventor score
Top patents by PatentIndex Score
5 records- 0190USD432621SPropeller for agitating liquidsEMU UNTERWASSERPUMPEN GMBH·Filed 1999·Granted Oct 24, 2000·43 cites·1 claims
- 0274USD436647SPropeller for agitating liquidsEMU UNTERWASSERPUMPEN GMBH·Filed 1999·Granted Jan 23, 2001·17 cites·1 claims
- 0370USD431627SPropeller for agitating liquidsEMU UNTERWASSERPUMPEN GMBH·Filed 1999·Granted Oct 3, 2000·17 cites·1 claims
- 0457US5059313AConveyor rake sieve with hook-like platesE & M MASCHINENBAU·Filed 1990·Granted Oct 22, 1991·24 cites·13 claims
- 0548US6309181B1Fluid flow machine wheel and uses thereofEMU UNTERWASSERPUMPEN GMBH·Filed 2000·Granted Oct 30, 2001·5 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →