Inventor · disambiguated record
Hans D. Zettler
Also filed as: SINN RICHARD · ZETTLER HANS D · ZETTLER HANS DIETER
22 granted patents·849 citations·filing 1977–2001
97Inventor score
Top patents by PatentIndex Score
22 records- 0194US6318650B1Method for producing small-particle preparations of biologically active substancesBASF AG·Filed 1998·Granted Nov 20, 2001·105 cites·17 claims
- 0293US6120802AMethod of producing multi-layer medicaments in solid form for oral or rectal administrationBASF AG·Filed 1996·Granted Sep 19, 2000·190 cites·10 claims
- 0389US6051253AProduction of solid drug formsBASF AG·Filed 1997·Granted Apr 18, 2000·148 cites·6 claims
- 0487US4996289AContinuous preparation of aqueous melamine/formaldehyde precondensate solutionsBASF AG·Filed 1989·Granted Feb 26, 1991·41 cites·9 claims
- 0586US5905096AContinuous production process of expandable styrene polymer beadsBASF AG·Filed 1996·Granted May 18, 1999·68 cites·15 claims
- 0686US4597927ATwo-stage process for the preparation of thermoplastic polyurethane elastomersBASF AG·Filed 1983·Granted Jul 1, 1986·55 cites·8 claims
- 0785US5560990AFiber blendBASF AG·Filed 1994·Granted Oct 1, 1996·40 cites·10 claims
- 0883US5322915AModified melamine-formaldehyde resinsBASF AG·Filed 1992·Granted Jun 21, 1994·33 cites·5 claims
- 0977US5494616AProduction of fibers by centrifugal spinningBASF AG·Filed 1994·Granted Feb 27, 1996·25 cites·7 claims
- 1073US4486102AMixing apparatus for multi-component plastics, especially polyurethaneBASF AG·Filed 1983·Granted Dec 4, 1984·26 cites·4 claims
- 1159US5006566APreparation of foams having a high compressive strengthBASF AG·Filed 1988·Granted Apr 9, 1991·19 cites·4 claims
- 1258US4219512AManufacture of fibrids from polymersBASF AG·Filed 1977·Granted Aug 26, 1980·13 cites·6 claims
- 1357US5091126APreparation of expandable granules, and the production of foams therefromBASF AG·Filed 1990·Granted Feb 25, 1992·15 cites·3 claims
- 1449US4557969ASheet-like packing material of melamine or phenol resin fibersBASF AG·Filed 1984·Granted Dec 10, 1985·11 cites·6 claims
- 1547US4894191APreparation of polyolefin foamsBASF AG·Filed 1988·Granted Jan 16, 1990·10 cites·6 claims
- 1645US4505592AApparatus for producing a mixture from two or more plastic componentsBASF AG·Filed 1983·Granted Mar 19, 1985·10 cites·5 claims
- 1743US6241376B1Process for the preparation of a magnetic dispersion for magnetic recording media and magnetic recording media produced therewithEMTEC MAGNETICS GMBH·Filed 1998·Granted Jun 5, 2001·11 cites·14 claims
- 1843US5478640AElectrical insulating paperBASF AG·Filed 1994·Granted Dec 26, 1995·10 cites·7 claims
- 1941US6436522B2Process for the preparation of a magnetic dispersion for magnetic recording media and magnetic recording media produced therewithEMTEC MAGNETICS GMBH·Filed 2001·Granted Aug 20, 2002·0 cites·1 claims
- 2038US6500371B1Continuous method for producing amino- and/or phenoplastsBASF AG·Filed 1998·Granted Dec 31, 2002·8 cites·13 claims
- 2136US4769200ACompounding crystalline organic materialsBASF AG·Filed 1986·Granted Sep 6, 1988·6 cites·3 claims
- 2233US5916999AProcess for producing filaments from melamine/formaldehyde condensation productsBASF AG·Filed 1996·Granted Jun 29, 1999·5 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →