Inventor · disambiguated record
Roger A. Ziecker
Also filed as: ZIECKER ROGER A
12 granted patents·1,609 citations·filing 1979–1998
94Inventor score
Top patents by PatentIndex Score
12 records- 0197US6089413ALiquid dispensing and recirculating moduleNORDSON CORP·Filed 1998·Granted Jul 18, 2000·153 cites·37 claims
- 0297US4785996AAdhesive spray gun and nozzle attachmentNORDSON CORP·Filed 1987·Granted Nov 22, 1988·917 cites·8 claims
- 0395US4983109ASpray head attachment for metering gear headNORDSON CORP·Filed 1988·Granted Jan 8, 1991·130 cites·11 claims
- 0495USRE33481EAdhesive spray gun and nozzle attachmentNORDSON CORP·Filed 1989·Granted Dec 11, 1990·100 cites·10 claims
- 0588US5620139ANozzle adapter with recirculation valveNORDSON CORP·Filed 1995·Granted Apr 15, 1997·54 cites·18 claims
- 0687US5740963ASelf-sealing slot nozzle dieNORDSON CORP·Filed 1997·Granted Apr 21, 1998·52 cites·20 claims
- 0787US5292068AOne-piece, zero cavity nozzle for swirl spray of adhesiveNORDSON CORP·Filed 1992·Granted Mar 8, 1994·76 cites·21 claims
- 0885US5495963AValve for controlling pressure and flowNORDSON CORP·Filed 1994·Granted Mar 5, 1996·48 cites·1 claims
- 0969US5265800AAdhesive spray gun with adjustable module and method of assemblingNORDSON CORP·Filed 1993·Granted Nov 30, 1993·38 cites·23 claims
- 1067US4301912ADivider screwsMEAD CORP·Filed 1980·Granted Nov 24, 1981·19 cites·14 claims
- 1154US5699938AMolten thermoplastic material supply system with removable drive assemblyNORDSON CORP·Filed 1995·Granted Dec 23, 1997·22 cites·15 claims
- 1229US4223509AFilm tucking packaging machineMEAD CORP·Filed 1979·Granted Sep 23, 1980·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →