Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6368080 | Continuous fluid injection pump | — | 2002-04-09 |
| 6280408 | Controlled fluid transfer system | — | 2001-08-28 |
| 5759148 | Controlled pneumatic driving system | — | 1998-06-02 |
| 5520517 | Motor control system for a constant flow vacuum pump | — | 1996-05-28 |
| 5411378 | Orbiting fluid pump | — | 1995-05-02 |
| 5405251 | Oscillating centrifugal pump | — | 1995-04-11 |
| 5000052 | Controlled sampler | — | 1991-03-19 |
| 4957107 | Gas delivery means | — | 1990-09-18 |
| 4559833 | Meter for measuring mass flow rate | — | 1985-12-24 |
| 4292574 | Personal air sampler with electric motor driven by intermittent full-power pulses under control, between pulses, of motor's back electromotive force | Herbert R. Carleton | 1981-09-29 |