Inventor · disambiguated record
Andre J. Nohl
Also filed as: NOHL ANDRE · NOHL ANDRE J
14 granted patents·318 citations·filing 1986–1992
94Inventor score
Top patents by PatentIndex Score
14 records- 0183US5238654ASyringe drive with lead screw mechanismSPECTRA PHYSICS ANALYTICAL INC·Filed 1992·Granted Aug 24, 1993·50 cites·18 claims
- 0283US5010921ANonsymmetrical valveSPECTRA PHYSICS·Filed 1989·Granted Apr 30, 1991·48 cites·4 claims
- 0381US4980130ASystem for preparation of samples for analysisCIBA GEIGY CORP·Filed 1989·Granted Dec 25, 1990·46 cites·19 claims
- 0471US4957009APushloop liquid sampling methodSPECTRA PHYSICS·Filed 1990·Granted Sep 18, 1990·39 cites·13 claims
- 0569US4836037ASample metering valve for a sample preparation systemCIBA GEIGY CORP·Filed 1987·Granted Jun 6, 1989·27 cites·6 claims
- 0665US4900683AProcess for preparation of samples for analysisCIBA GEIGY CORP·Filed 1987·Granted Feb 13, 1990·21 cites·1 claims
- 0758US4823622ASample metering valve for a sample preparation systemSPECTRA PHYSICS·Filed 1986·Granted Apr 25, 1989·19 cites·3 claims
- 0854US4859605AProcess for preparation of samples for analysisCIBA GEIGY CORP·Filed 1986·Granted Aug 22, 1989·13 cites·14 claims
- 0952US4891137AMethod and apparatus for membrane extraction of hydrolysis contaminatesSPECTRA PHYSICS·Filed 1989·Granted Jan 2, 1990·18 cites·10 claims
- 1043US5044428AAir powered heater/mixerSPECTRA PHYSICS·Filed 1989·Granted Sep 3, 1991·11 cites·16 claims
- 1140US4925628ASample preparation chamber with mixer/grinder and sample aliquot isolationCIBA GEIGY CORP·Filed 1987·Granted May 15, 1990·9 cites·16 claims
- 1237US4866996ASample metering valve for a sample preparation systemCIBA GEIGY·Filed 1987·Granted Sep 19, 1989·6 cites·10 claims
- 1335US4894345AProcess for preparation of samples for analysisCIBA GEIGY CORP·Filed 1987·Granted Jan 16, 1990·5 cites·1 claims
- 1432US4792434ASample preparation chamber with mixer/grinder and sample aliquot isolationMETZGER ANDRE·Filed 1986·Granted Dec 20, 1988·6 cites·14 claims
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