Inventor · disambiguated record
Horst Pennewiss
Also filed as: PENNEWISS HORST · PENNEWISS HORST DR
38 granted patents·1,209 citations·filing 1971–1997
98Inventor score
Top patents by PatentIndex Score
38 records- 0196US4070348AWater-swellable, bead copolymerROEHM GMBH·Filed 1975·Granted Jan 24, 1978·145 cites·12 claims
- 0294US4308120APolymerization method using ultraviolet lightROEHM GMBH·Filed 1979·Granted Dec 29, 1981·95 cites·17 claims
- 0392US3948866APolymerization with the aid of macromolecule having both a monomer soluble portion and suspension soluble portionROEHM GMBH·Filed 1971·Granted Apr 6, 1976·48 cites·8 claims
- 0491US4867894APour point improving additives for mineral oilsROEHM GMBH·Filed 1988·Granted Sep 19, 1989·64 cites·11 claims
- 0591US3979349ADispersions of water-soluble polymers and methods for making and using the sameROEHM GMBH·Filed 1974·Granted Sep 7, 1976·44 cites·12 claims
- 0689US5188770AViscosity index improver having detergent propertiesROEHM GMBH·Filed 1990·Granted Feb 23, 1993·55 cites·17 claims
- 0787US5597871AComb polymersROEHM GMBH·Filed 1995·Granted Jan 28, 1997·61 cites·16 claims
- 0887US4906682AEthylene-vinyl ester copolymer emulsionsROEHM GMBH·Filed 1988·Granted Mar 6, 1990·41 cites·8 claims
- 0987US4822508AShear stable multirange oils having an improved viscosity indexROEHM GMBH·Filed 1988·Granted Apr 18, 1989·51 cites·3 claims
- 1085US4290925ALubricating oil additivesROEHM GMBH·Filed 1980·Granted Sep 22, 1981·36 cites·11 claims
- 1184US5691284ASynthetic oligomeric oilsROEHM GMBH·Filed 1996·Granted Nov 25, 1997·45 cites·6 claims
- 1284US4282132ALubricating oil additivesROEHM GMBH·Filed 1979·Granted Aug 4, 1981·39 cites·14 claims
- 1383US4281081AProcess for graft copolymerizationROEHM GMBH·Filed 1979·Granted Jul 28, 1981·27 cites·6 claims
- 1482US5565130AComb polymers based on olefin copolymer macromonomersROEHM GMBH·Filed 1995·Granted Oct 15, 1996·58 cites·7 claims
- 1580US4968444ALubricating oil additivesROEHM GMBH·Filed 1988·Granted Nov 6, 1990·37 cites·14 claims
- 1680US4932980APolymeric fluidizer for middle distillatesROEHM GMBH·Filed 1988·Granted Jun 12, 1990·28 cites·6 claims
- 1776US4511694AHydrophilic polymer carrier for proteinsROEHM GMBH·Filed 1982·Granted Apr 16, 1985·25 cites·7 claims
- 1876US4105519APolymerization method using ultraviolet lightROEHM GMBH·Filed 1976·Granted Aug 8, 1978·20 cites·6 claims
- 1975US4338418AProcess for graft copolymerizationROEHM GMBH·Filed 1980·Granted Jul 6, 1982·20 cites·6 claims
- 2073US5043087AAddives for paraffinic lubricantsROEHN GMBH·Filed 1990·Granted Aug 27, 1991·29 cites·15 claims
- 2168US5756433ALubricant additivesROEHM GMBH·Filed 1996·Granted May 26, 1998·23 cites·20 claims
- 2264US5712359ACo-oligomers and copolymers having dispersant activityROEHM GMBH·Filed 1997·Granted Jan 27, 1998·22 cites·5 claims
- 2364US4622358AConcentrated emulsions of olefin copolymersROEHM GMBH·Filed 1985·Granted Nov 11, 1986·16 cites·10 claims
- 2463US5366658AUse of polymethylalkanes as biodegradable base oils in lubricants and functional fluidsHUELS CHEMISCHE WERKE AG·Filed 1994·Granted Nov 22, 1994·16 cites·9 claims
- 2563US5266615AAlkyl (meth)acrylate-maleic anhydride copolymer-modified bitumenROEHM GMBH·Filed 1992·Granted Nov 30, 1993·17 cites·9 claims
- 2663US4677151AConcentrated emulsions of olefin copolymersROEHM GMBH·Filed 1985·Granted Jun 30, 1987·18 cites·10 claims
- 2761US6080794ADemulsifiersROEHM GMBH·Filed 1997·Granted Jun 27, 2000·28 cites·8 claims
- 2860US4753708AMethod for heat sealingROEHM GMBH·Filed 1987·Granted Jun 28, 1988·17 cites·18 claims
- 2959US5942642AMethod for making oligomersROEHM GMBH·Filed 1997·Granted Aug 24, 1999·16 cites·7 claims
- 3059US5085701APolymer-modified bitumen (pmb)ROEHM GMBH·Filed 1990·Granted Feb 4, 1992·16 cites·6 claims
- 3154US4563497AMethod for making water soluble solid polymersROEHM GMBH·Filed 1983·Granted Jan 7, 1986·9 cites·12 claims
- 3249US5773505APolymer emulsions with bimodal molecular-weight distributionROEHM GMBH·Filed 1996·Granted Jun 30, 1998·12 cites·9 claims
- 3346US4640954APolymer suspension containing a water-soluble polymer suspended in an oil phaseROEHM GMBH·Filed 1985·Granted Feb 3, 1987·10 cites·11 claims
- 3441US5098550AMethod for dewaxing waxy petroleum productsROEHM GMBH·Filed 1990·Granted Mar 24, 1992·7 cites·7 claims
- 3538US6475964B1Motor oil with high dispersivity and good wear protection characteristicsROEHM GMBH·Filed 1995·Granted Nov 5, 2002·8 cites·5 claims
- 3635US4665121AConcentrated emulsions of olefin copolymersROEHM GMBH·Filed 1986·Granted May 12, 1987·4 cites·4 claims
- 3727US4059574ASymmetric azo-bis-mercapto compoundsROEHM GMBH·Filed 1976·Granted Nov 22, 1977·1 cites·4 claims
- 3825US4233200AMethod of sizing textile yarns and sizing agents thereforROEHM GMBH·Filed 1979·Granted Nov 11, 1980·1 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Horst Pennewiss files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →