Inventor · disambiguated record
Karlheinz Burg
Also filed as: BURG KARLHEINZ · HELLER ALWIN · SCHMIDT HEINZ · VAN SPANKEREN ULRICH
33 granted patents·489 citations·filing 1972–1994
97Inventor score
Files withHOECHST AG33
Top patents by PatentIndex Score
33 records- 0193US5144005AContinuous process for removing unstable components from crude oxymethylene copolymerHOECHST AG·Filed 1988·Granted Sep 1, 1992·60 cites·13 claims
- 0291US5608030AProcess for the preparation of polyacetalsHOECHST AG·Filed 1994·Granted Mar 4, 1997·52 cites·14 claims
- 0385US4323502AProcess for the simultaneous preparation of trioxan and cyclic formalsHOECHST AG·Filed 1979·Granted Apr 6, 1982·13 cites·4 claims
- 0485US4174340APlastic molding composition containing a fillerHOECHST AG·Filed 1978·Granted Nov 13, 1979·29 cites·3 claims
- 0584US4277577AThermoplastic molding compositions on the basis of oxymethylene polymersHOECHST AG·Filed 1979·Granted Jul 7, 1981·37 cites·6 claims
- 0682US5039741AToughened polyoxymethylene and shaped articles produced therefromHOECHST AG·Filed 1990·Granted Aug 13, 1991·38 cites·11 claims
- 0778US4456710AFiller-containing plastic molding composition, a process for its preparation, and its useHOECHST AG·Filed 1982·Granted Jun 26, 1984·24 cites·8 claims
- 0875US4169867AMolding compositions based on oxymethylene polymersHOECHST AG·Filed 1975·Granted Oct 2, 1979·24 cites·8 claims
- 0974US4504670AProcess for the continuous manufacture of trioxaneHOECHST AG·Filed 1983·Granted Mar 12, 1985·9 cites·3 claims
- 1074US4307009AFiller-containing molding composition and process for its manufactureHOECHST AG·Filed 1980·Granted Dec 22, 1981·21 cites·6 claims
- 1174US3980734AThermoplastic moulding compositions based on poly (oxymethylene)HOECHST AG·Filed 1975·Granted Sep 14, 1976·23 cites·13 claims
- 1270US4181685AThermoplastic molding compositions on the basis of polyoxymethylenesHOECHST AG·Filed 1976·Granted Jan 1, 1980·17 cites·17 claims
- 1369US4946561AProcess for obtaining trioxane from aqueous solutions by high-pressure extractionHOECHST AG·Filed 1985·Granted Aug 7, 1990·11 cites·18 claims
- 1461US4070415AThermoplastic molding compositions on the basis of polyoxymethylenesHOECHST AG·Filed 1972·Granted Jan 24, 1978·14 cites·2 claims
- 1559US5008463AProcess for the preparation of formaldehydeHOECHST AG·Filed 1990·Granted Apr 16, 1991·7 cites·9 claims
- 1657US5102838ACatalyst for selective oxidation reactionsHOECHST AG·Filed 1990·Granted Apr 7, 1992·6 cites·13 claims
- 1757US5047471AToughened polyoxymethylene and shaped articles produced therefromHOECHST AG·Filed 1988·Granted Sep 10, 1991·13 cites·16 claims
- 1857US4703129AProcess for the continuous preparation of trioxaneHOECHST AG·Filed 1985·Granted Oct 27, 1987·4 cites·9 claims
- 1955US4024105AProcess for preparing a stabilized oxymethylene copolymerHOECHST AG·Filed 1975·Granted May 17, 1977·8 cites·9 claims
- 2055US3931102AMoulding composition based on poly(oxymethylene)HOECHST AG·Filed 1974·Granted Jan 6, 1976·7 cites·1 claims
- 2153US3940365AMoulding composition based on poly(oxymethylene)HOECHST AG·Filed 1974·Granted Feb 24, 1976·7 cites·5 claims
- 2251US5266633AToughened polyoxymethylene and shaped articles produced therefromHOECHST AG·Filed 1991·Granted Nov 30, 1993·11 cites·5 claims
- 2347US4195158AProcess for the preparation of granular oxymethylene polymers having improved mechanical propertiesHOECHST AG·Filed 1978·Granted Mar 25, 1980·8 cites·3 claims
- 2446US4098771AProcess for the preparation of polymers of vinylene carbonateHOECHST AG·Filed 1976·Granted Jul 4, 1978·7 cites·3 claims
- 2545US3969292AStabilized molding compositions based on poly(oxymethylene)HOECHST AG·Filed 1975·Granted Jul 13, 1976·5 cites·9 claims
- 2642US4111912AProcess for the manufacture of coarse-granular oxymethylene polymersHOECHST AG·Filed 1977·Granted Sep 5, 1978·5 cites·4 claims
- 2740US4046738AProcess for the manufacture of granular oxymethylene polymersHOECHST AG·Filed 1975·Granted Sep 6, 1977·6 cites·14 claims
- 2839US4151346AProcess for preparing oxymethylene polymers in a granular formHOECHST AG·Filed 1978·Granted Apr 24, 1979·5 cites·6 claims
- 2938US4045415AProcess for preparing copolymers of trioxaneHOECHST AG·Filed 1975·Granted Aug 30, 1977·6 cites·10 claims
- 3037US4082729AProcess for the preparation of oxymethylene polymersHOECHST AG·Filed 1976·Granted Apr 4, 1978·3 cites·4 claims
- 3136US4150238AAntiviral polymerHOECHST AG·Filed 1977·Granted Apr 17, 1979·4 cites·5 claims
- 3230US4178329APlastics material having an improved blood toleranceHOECHST AG·Filed 1978·Granted Dec 11, 1979·5 cites·7 claims
- 3329US5041686AProcess for the preparation of carbonyl compoundsHOECHST AG·Filed 1990·Granted Aug 20, 1991·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →