Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9087456 | Fetal sonography model apparatuses and methods | Buffy Allen, Judy Kitchens, Celeste Sheppard | 2015-07-21 |
| 5273106 | Self-defrosting recuperative air-to-air heat exchanger | — | 1993-12-28 |
| 5035117 | Thermal engine driven heat pump for recovery of volatile organic compounds | — | 1991-07-30 |