Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6389305 | Method and apparatus for detection of cancerous and precancerous conditions in a breast | David M. Tumey, Kevin Buckman, Tony Xu | 2002-05-14 |
| 5941832 | Method and apparatus for detection of cancerous and precancerous conditions in a breast | David M. Tumey, Tony Xu, Jonathon Reeves, David B. McQuain, William Reeves +2 more | 1999-08-24 |
| 5931797 | Medical pumping apparatus | David M. Tumey, Robert L. Cartmell, Timothy J. Riazzi, David B. McQuain | 1999-08-03 |
| 5769801 | Medical pumping apparatus | David M. Tumey, Robert L. Cartmell, Timothy J. Riazzi, David B. McQuain | 1998-06-23 |
| 5443440 | Medical pumping apparatus | David M. Tumey, Robert L. Cartmell, Timothy J. Riazzi, David B. McQuain | 1995-08-22 |
| 5386103 | Identification and verification system | Tianning Xu, David M. Tumey, Craig M. Arndt | 1995-01-31 |
| 5301681 | Device for detecting cancerous and precancerous conditions in a breast | David M. Tumey, Jonathon Reeves, David B. McQuain, William Reeves, Carole C. Reeves +1 more | 1994-04-12 |