Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7367295 | Exhaust control valve for internal combustion engine | — | 2008-05-06 |
| 6209579 | Low supply pressure alarm for gas supply | Kevin D. J. Bowden | 2001-04-03 |
| 6055981 | Automatic transport ventilator with monitoring alarms | Ronald A Laswick, Kevin D. J. Bowden, Tian-Xian Zhao, Tarek A. F. Arafat | 2000-05-02 |
| 6041778 | Personal oxygen and filtered air evacuation system | Linsey J. Swann, Ronald A Laswick | 2000-03-28 |