Inventor
Henry L. Walters
Inventor
Lincoln, NE, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties16%
F04BPositive-displacement machines for liquids12%
B01DSeparation11%
F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g9%
F05CIndexing scheme relating to materials, material properties or material characteristics for machines, engines or pumps other than non-positive-displacement machines or engines9%
F16KValves9%
G01FMeasuring volume, volume flow, mass flow or liquid level9%
G21FProtection against x-radiation, gamma radiation, corpuscular radiation or particle bombardment9%
F25DRefrigerators4%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application4%
PatentTitleYear
8,883,090'Sample collector and components thereof'20148,393,166'Sample collector and components thereof'20138,056,353'Sample collector and components thereof'20117,037,081'High pressure reciprocating pump and control of the same'20066,997,683'High pressure reciprocating pump and control of the same'20066,296,769'Multi-chambered supercritical fluid extraction cartridge and processes using it'20016,294,088'Apparatus and method for supercritical fluid extraction or supercritical fluid chromatography'20016,149,814'Apparatus and method for supercritical fluid extraction or supercritical fluid chromatography'20006,086,767'Apparatus and method for supercritical fluid extraction or supercritical fluid chromatography'20005,932,095'Multi-chambered supercritical fluid extraction cartridge'19995,750,027'Apparatus and method for supercritical fluid extraction or supercritical fluid chromatography'19985,670,048'Preparatory supercritical fluid extraction using sealed chamber'19975,614,089'Apparatus and method for supercritical fluid extraction or supercritical fluid chromatography'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2001Patents assigned to ISCO INC (8)· patent assignee history
1997–2014Based in Lincoln, NE, US· patent location history
2006–2011Patents assigned to TELEDYNE ISCO INC (3)· patent assignee history
2011–2014Patents assigned to FIEDLER ROBERT R (3)· patent assignee history
2011–2014Patents assigned to NABITY FREDERICK A (3)· patent assignee history
2011–2014Patents assigned to WALTERS HENRY L (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ISCO INC | 8 | 1997–2001 |
| FIEDLER ROBERT R | 3 | 2011–2014 |
| NABITY FREDERICK A | 3 | 2011–2014 |
| TELEDYNE ISCO INC | 3 | 2006–2011 |
| WALTERS HENRY Lself | 3 | 2011–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lincoln, NE, US | 13 | 1997–2014 |