Inventor · disambiguated record
Ralf F. Piepho
Also filed as: PIEPHO RALF F
7 granted patents·148 citations·filing 1978–1991
85Inventor score
Top patents by PatentIndex Score
7 records- 0192US4415467AAgent for the purification of waste waters and process for its productionCOLLOID PIEPHO·Filed 1982·Granted Nov 15, 1983·94 cites·16 claims
- 0269US4332693AAgent for the purification of waste waters and process for its productionAMERICAN COLLOID CO·Filed 1981·Granted Jun 1, 1982·31 cites·6 claims
- 0334US4308139AApparatus for the purification of oily emulsions, solutions, and industrial waste watersPIEPHO RALF F·Filed 1980·Granted Dec 29, 1981·6 cites·13 claims
- 0433US4234424AApparatus for the purification of oily emulsions, solutions, and industrial waste watersPIEPHO RALF F·Filed 1978·Granted Nov 18, 1980·5 cites·2 claims
- 0532US4693819ATreatment of emulsions and industrial waste watersPIEPHO ABWASSERTECH RALF F·Filed 1986·Granted Sep 15, 1987·6 cites·20 claims
- 0629US5149423AApparatus for the purification of waste water with swivelling mixing containerPIEPHO RALF F·Filed 1991·Granted Sep 22, 1992·4 cites·7 claims
- 0725US5143602AApparatus for the separation of solids from fluids or sediments from emulsionsPIEPHO ABWASSERTECH RALF F·Filed 1990·Granted Sep 1, 1992·2 cites·31 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →