Inventor
Don W. Arnold
Inventor
Livermore, CA, US
Overview
Patents· 30 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 properties30%
Y10TTechnical subjects covered by former us classification16%
B01LChemical or physical laboratory apparatus for general use12%
B01DSeparation10%
G05DSystems for controlling or regulating non-electric variables7%
F04BPositive-displacement machines for liquids5%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%
H01JElectric discharge tubes or discharge lamps4%
G01FMeasuring volume, volume flow, mass flow or liquid level2%
B81CProcesses or apparatus specially adapted for the manufacture or treatment of microstructural devices or systems1%
PatentTitleYear
10,998,179Methods and systems for increasing sensitivity of direct sampling interfaces for mass spectrometric analysis202110,770,277System and method for the acoustic loading of an analytical instrument using a continuous flow sampling probe202010,103,015Sampling interface for mass spectrometry systems and methods20188,795,493'Flow control systems'20148,685,218'Precision flow control system'20148,021,056'Microfluidic connections'20117,927,477'Precision flow control system'20117,925,125'Microfluidic detection device having reduced dispersion and method for making same'20117,802,923'Microfluidic connections'20107,695,603'Electroosmotic flow controller'20107,597,790'Flow control systems'20097,575,722'Microfluidic device'20097,559,356'Electrokinetic pump driven heat transfer system'20097,521,140'Fuel cell system with electrokinetic pump'20097,465,382'Precision flow control system'20087,336,860'Microfluidic detection device having reduced dispersion and method for making same'20087,220,592'Particulate processing system'20077,175,810'Processing of particles'20077,050,660'Microfluidic detection device having reduced dispersion and method for making same'20066,994,826'Method and apparatus for controlling cross contamination of microfluid channels'20066,833,068'Passive injection control for microfluidic systems'20046,802,331'Particle-based check valve'20046,572,749'Electrokinetic high pressure hydraulic system'20036,532,802'Flowmeter for pressure-driven chromatography systems'20036,460,420'Flowmeter for pressure-driven chromatography systems'20026,444,150'Method of filling a microchannel separation column'20026,290,909'Sample injector for high pressure liquid chromatography'20016,287,440'Method for eliminating gas blocking in electrokinetic pumping systems'20016,277,257'Electrokinetic high pressure hydraulic system'20016,210,986'Microfluidic channel fabrication method'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2003Patents assigned to SANDIA CORP (6)· patent assignee history
2001–2021Based in Livermore, CA, US· patent location history
2002–2006Patents assigned to SANDIA NAT LAB (4)· patent assignee history
2004–2010Patents assigned to EKSIGENT TECHNOLOGIES LLC (8)· patent assignee history
2010–2014Patents assigned to SCIEX LLC AB (4)· patent assignee history
2011–2021Patents assigned to DH TECHNOLOGIES DEV PTE LTD (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EKSIGENT TECHNOLOGIES LLC | 8 | 2004–2010 |
| SANDIA CORP | 6 | 2001–2003 |
| DH TECHNOLOGIES DEV PTE LTD | 5 | 2011–2021 |
| SANDIA NAT LAB | 4 | 2002–2006 |
| SCIEX LLC AB | 4 | 2010–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Livermore, California, US | 30 | 2001–2021 |