Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12303636 | System for gravity inclusion of powder into a medical delivery flow stream | John H. Burban, John W. Shanahan, Michael R. Spearman, Keith A. Roberts | 2025-05-20 |
| 11541191 | Distributed flow path insufflation | Carl M. Geisz, Derrek W. Smith | 2023-01-03 |
| 7998254 | Membrane module | John H. Burban, Jeffrey William Berg, Brent Joseph Steffensmeier, Joseph Charles Tuma, Carl M. Geisz | 2011-08-16 |
| 7938884 | Integral sweep controller for gas membrane separation device | Darrin Barnette, Timothy Fox, Mark F. Honath, Carl M. Geisz, John H. Burban | 2011-05-10 |
| 7396383 | Membrane-based reservoir dryer | John H. Burban, Michael R. Spearman, David Kolstad | 2008-07-08 |
| 6508859 | Method and apparatus for removing air or gas from fluid | Majid Zia, Eric M. Hollnagel | 2003-01-21 |
| 6478953 | Oil filter and dehydrator | Michael R. Spearman, David Kolstad, John H. Burban, Mathews Thundyil, Majid Zia | 2002-11-12 |