Inventor · disambiguated record
Robert Piorr
Also filed as: PIOERR ROBERT · PIORR ROBERT
25 granted patents·698 citations·filing 1984–1989
97Inventor score
Top patents by PatentIndex Score
25 records- 0195US4931218ASulfated hydroxy mixed ethers, a process for their production, and their useHENKEL KGAA·Filed 1988·Granted Jun 5, 1990·117 cites·39 claims
- 0293US4865774ASurface-active hydroxysulfonatesHENKEL KGAA·Filed 1988·Granted Sep 12, 1989·132 cites·18 claims
- 0387US4898621AUse of hydroxyalkyl polyethylene glycol ethers as surfactants in rinse aids for dishwashing machinesHENKEL KGAA·Filed 1988·Granted Feb 6, 1990·67 cites·10 claims
- 0486US4925587AHydroxy ethers, a process for their production, and methods for their useHENKEL KGAA·Filed 1988·Granted May 15, 1990·59 cites·19 claims
- 0585US4735735ASalts of esters of long-chain fatty alcohols with alpha-sulfofatty acids as corrosion inhibitors in oils or oil emulsionsHENKEL KGAA·Filed 1987·Granted Apr 5, 1988·37 cites·20 claims
- 0683US4792419AEther sulfonatesHENKEL KGAA·Filed 1984·Granted Dec 20, 1988·17 cites·11 claims
- 0780US4548729AAqueous foam-inhibiting compositions containing alkyl polyethylene glycol alkyl ethersHENKEL KGAA·Filed 1984·Granted Oct 22, 1985·39 cites·9 claims
- 0877US4936551AFatty acid polyoxyalkyl ester sulfonates, a process for their production and their use as surfactantsHENKEL KGAA·Filed 1988·Granted Jun 26, 1990·22 cites·10 claims
- 0974US4495092AViscosity regulators for high-viscosity surfactant concentratesHENKEL KGAA·Filed 1984·Granted Jan 22, 1985·33 cites·21 claims
- 1071US4820451AProcess for the production of mobile pastes of washing-active α-sulfofatty acid ester salts of high solids contentHENKEL KGAA·Filed 1986·Granted Apr 11, 1989·11 cites·20 claims
- 1171US4695409AControl of disalt in α-sulfofatty acid ester surfactantsHENKEL KGAA·Filed 1985·Granted Sep 22, 1987·9 cites·11 claims
- 1270US4973423AFoam-inhibiting additives in low-foam cleaning compositions: polyethylene glycol ethersECOLAB INC·Filed 1988·Granted Nov 27, 1990·32 cites·7 claims
- 1370US4600523AHydroxyalkyl polyethylene glycol ether foam inhibitorsHENKEL KGAA·Filed 1984·Granted Jul 15, 1986·21 cites·13 claims
- 1464US4612142AEther sulfonates as low-foam wetting agentsHENKEL KGAA·Filed 1985·Granted Sep 16, 1986·16 cites·5 claims
- 1559US4522740APolyglycol ethers as foam-inhibiting additives in low-foam cleaning agentsHENKEL & CIE GMBH·Filed 1984·Granted Jun 11, 1985·19 cites·4 claims
- 1655US4990288AControl of disalt in α-sulfofatty acid ester surfactantsHENKEL KGAA·Filed 1987·Granted Feb 5, 1991·4 cites·14 claims
- 1752US4792582APolyethylene glycol ether foam inhibitors, emulsifiers, and stabilizers for polymersHENKEL KGAA·Filed 1986·Granted Dec 20, 1988·15 cites·22 claims
- 1849US5104585ADetergent mixture of an alkylglycoside surfactant and an hydroxyalkyl sulfonateHENKEL KGAA·Filed 1989·Granted Apr 14, 1992·16 cites·9 claims
- 1947US4744923AUse of alkylaminopolyglycol ethers as foam-depressing additives in low-foam detergent preparationsHENKEL KGAA·Filed 1987·Granted May 17, 1988·13 cites·14 claims
- 2044US4935159AUse of amine ethers as wetting agents for textilesHENKEL KGAA·Filed 1988·Granted Jun 19, 1990·6 cites·9 claims
- 2141US4719044APolyglycol ethers containing amino groups as foam-depressing additives in low-foam detergent preparationsHENKEL KGAA·Filed 1987·Granted Jan 12, 1988·9 cites·19 claims
- 2238US4943393AProcess for the manufacture of ester sulfonate pastes of low viscosityHENKEL KGAA·Filed 1989·Granted Jul 24, 1990·1 cites·11 claims
- 2331US4929504AEther sulfonates as antistatic agentsHENKEL KGAA·Filed 1989·Granted May 29, 1990·2 cites·20 claims
- 2429US4981617AProcess for the preparation of reaction products of epoxidized ricinoleic acid glycerides with sulfur trioxideHENKEL KGAA·Filed 1988·Granted Jan 1, 1991·0 cites·24 claims
- 2529US4826998AEther sulfonates as antistatic agentsHENKEL KGAA·Filed 1985·Granted May 2, 1989·1 cites·4 claims
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