Inventor
NICKERSON MARK A
US17 patents
⚠️ This page may combine multiple inventors who share the name “NICKERSON MARK A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD CO
14 patentsUS5665314ASep 9, 1997
Temperature control in a portable analytical instrument
HEWLETT PACKARD CO83 citations96
US5322626AJun 21, 1994
Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids
HEWLETT PACKARD CO85 citations94
US5240603AAug 31, 1993
Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids
HEWLETT PACKARD CO83 citations94
US5151178ASep 29, 1992
Axially-driven valve controlled trapping assembly
HEWLETT PACKARD CO66 citations94
US5720798AFeb 24, 1998
Micromachined analyte trap for gas phase streams
HEWLETT PACKARD CO70 citations93
US5827944AOct 27, 1998
Sample screening and preparation within a collection vessel
HEWLETT PACKARD CO22 citations92
US5716525AFeb 10, 1998
Portable extraction instrument
HEWLETT PACKARD CO36 citations92
US5549819AAug 27, 1996
Portable extraction instrument
HEWLETT PACKARD CO26 citations92
US4500432AFeb 19, 1985
Automated sample concentrator for trace components
HEWLETT PACKARD CO59 citations92
US5178767AJan 12, 1993
Axially-driven valve controlled trapping assembly
HEWLETT PACKARD CO43 citations90
US5009778AApr 23, 1991
Axially-driven valve controlled fluid trapping assembly
HEWLETT PACKARD CO41 citations90
US5094741AMar 10, 1992
Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids
HEWLETT PACKARD CO51 citations88
US5453380ASep 26, 1995
Thin film sample preparation
HEWLETT PACKARD CO10 citations72
US5142875ASep 1, 1992
Cooled pumping system
HEWLETT PACKARD CO14 citations68