1. “Precision Flow Control System” US 8,685,218 (granted 4/2014), Paul, P. H., Rehm, J. E., Arnold D. W.
  2. “Microfluidic Connections”, US 8,021,056 (granted 9/2011) Arnold, D. W., Hencken, K. R., Datwani, S. S., Leung, P. P. Cyr, D. R., Rehm, J. R.
  3. “Precision Flow Control System” US 7,927,477 (granted 4/2011), Paul, P. H., Rehm, J. E., Arnold D. W. 
  4. “Microfluidic detection device having reduced dispersion and method for making same”, US 7,925,125, (granted 4/2011) Cyr, D. R., Farrow, R. L., Arnold, D. W.
  5. “Microfluidic Connections”, US 7,802,923 (granted 9/2010) Arnold, D. W., Hencken, K. R., Datwani, S. S., Leung, P. P. Cyr, D. R., Rehm, J. R.
  6. “Electroosmotic Flow Controller”, US 7,695,603 (granted 4/2010) Paul, P. H., Arnold, D. W., Bailey, C. G. 
  7. “Microfluidic Device”, US 7,575,722 (granted 8/2009), Arnold, D. W
  8. “Flow Control Systems”, US 7.597,790 (granted 10/2009), Neyer, D. W., Paul, P. H., Arnold, D. W., Bailey, C. G., 
  9. “Electrokinetic pump driven heat transfer system”, US 7,559,356 (granted 7/2009), Paul, P. H., Anex, D. S., Arnold, D. W.
  10. “Fuel Cell System with Electrokinetic Pump”, US 7,521,140 (granted 4/2009), Arnold, D. W, Paul, P. H. Anex, D. S.
  11. “Precision flow control system”, IN 223349, (granted 9/2008), Paul, P. H., Rehm, J. E., Arnold D. W.
  12. “Precision flow control system”, US 7,465,382 (granted 4/2008), Paul, P. H., Rehm, J. E., Arnold D. W.
  13. “Processing of particles”, US 7,175,810, 02/07, Arnold, D. W., Rakestraw, D. J., Paul, P. H. Leung, P. 
  14. “Particulate processing system”, US 7,220,592, 05/07, Rakestraw, D. J., Arnold, D. W., Paul, P. H.
  15. “Microfluidic detection device having reduced dispersion and method for making same”, US 7,336,860, 05/07, Cyr, D. R., Farrow, R. L., Arnold, D. W.
  16. “Method and apparatus for controlling cross contamination of microfluid channels”, US 6,994,826, 02/06, Hasselbrink, Jr., E. F., Rehm, J. E., Paul, P. H., Arnold, D. W.
  17. “Microfluidic detection device having reduced dispersion and method for making same”, US 7,050,660, 05/06, Cyr, D. R., Farrow; R. L., Arnold, D. W.
  18. “Particle-based check valve”, US 6,802,331, 10/2004, Arnold, D. W., Rakestraw, D. J., Rehm, J.
  19. “Passive injection control for microfluidic systems”, US 6,833,068, 12/04, Paul, P. H., Arnold, D. W., Neyer, D. W.
  20. “Flowmeter for pressure-driven chromatography systems”, US 6,532,802, 03/03, Paul, P. H., Arnold, D. W.
  21. “Electrokinetic high pressure hydraulic system”, US 6,572,749, 06/03, Paul; P. H., Rakestraw, D. J., Arnold, D. W., Hencken, K. R., Schoeniger, J. S., Neyer, D. W.
  22. “Method of filling a microchannel separation column”, US 6,444,150, 09/02, Arnold, D. W.
  23. “Flowmeter for pressure-driven chromatography systems”, US 6,460,420, 10/02, Paul, P. H., Arnold, D. W.
  24. “Microfluidic channel fabrication method”, US 6,210,986, 04/01, Arnold, D. W., Schoeniger, J. S., Cardinale, G. F.
  25. “Electrokinetic high pressure hydraulic system”, US 6,277,257, 08/01, Paul, P. H., Rakestraw, D. J., Arnold; D. W., Hencken, K. R., Schoeniger, J. S., Neyer, D. W.
  26. “Method for eliminating gas blocking in electrokinetic pumping systems”, US 6,287,440 09/01, Arnold, D. W., Paul, P. H., Schoeniger, J. S.
  27. “Sample injector for high pressure liquid chromatography”, US 6,290,909, 09/2001, Paul, P. H., Arnold, D. W., Neyer, D. W.
  28. Several other applications in process that have not yet published.