Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6995362 | Dual electrospray ionization source for mass spectrometer | Michael J. Burke, David C. Muddiman | 2006-02-07 |
| 4793776 | Pump for oscillating a fluid in vivo | Johnson L. Thistle, Wayne H. Fjerstad | 1988-12-27 |
| 4723941 | Pump for oscillating a fluid in vivo | Johnson L. Thistle, Wayne H. Fjerstad | 1988-02-09 |
| 4655744 | Method for dissolving a solidified mass in vivo, and apparatus for use in said method | Johnson L. Thistle | 1987-04-07 |