Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9909670 | Modified vacuum actuated valve assembly and sealing mechanism for improved flow stability for fluids sub-atmospherically dispensed from storage and delivery systems | Douglas C. Heiderman, Ashwini K. Sinha, Paul M. Crvelin | 2018-03-06 |
| 6296610 | Ultrasonic biometric imaging and identity verification system | John K. Schneider, Gerald F. Marshall | 2001-10-02 |
| 5935071 | Ultrasonic biometric imaging and identity verification system | John K. Schneider, Gerald F. Marshall | 1999-08-10 |
| 5647364 | Ultrasonic biometric imaging and identity verification system | John K. Schneider, Gerald F. Marshall | 1997-07-15 |