Inventor
NAU VANCE J
US15 patents
⚠️ This page may combine multiple inventors who share the name “NAU VANCE J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIBA GEIGY CORP
7 patentsUS4980130ADec 25, 1990
System for preparation of samples for analysis
CIBA GEIGY CORP46 citations92
US4836037AJun 6, 1989
Sample metering valve for a sample preparation system
CIBA GEIGY CORP27 citations92
US5029065AJul 2, 1991
Control system for a sample preparation system
CIBA GEIGY CORP26 citations89
US4900683AFeb 13, 1990
Process for preparation of samples for analysis
CIBA GEIGY CORP21 citations81
US4925628AMay 15, 1990
Sample preparation chamber with mixer/grinder and sample aliquot isolation
CIBA GEIGY CORP9 citations73
US4859605AAug 22, 1989
Process for preparation of samples for analysis
CIBA GEIGY CORP13 citations73
US4894345AJan 16, 1990
Process for preparation of samples for analysis
CIBA GEIGY CORP5 citations62
SPECTRA PHYSICS
4 patentsUS5183486AFeb 2, 1993
Apparatus for degassing a liquid
SPECTRA PHYSICS80 citations95
US4953075AAug 28, 1990
Control system for a sample preparation system
SPECTRA PHYSICS36 citations89
US4823622AApr 25, 1989
Sample metering valve for a sample preparation system
SPECTRA PHYSICS19 citations73
US4918585AApr 17, 1990
Maintenance reminder system for a pump
SPECTRA PHYSICS17 citations70