| 6429775 |
Apparatus for transporting radio frequency power to energize radio frequency identification transponders |
Rene Martinez, Harley Heinrich, Li-Cheng Richard Zai |
2002-08-06 |
| 6104281 |
Radio frequency identification transponder with electronic circuit enabling/disabling capability |
Harley Heinrich, Peter G. Capek, Thomas Anthony Cofino, Daniel J. Friedman, Kevin P. McAuliffe +1 more |
2000-08-15 |
| 5995019 |
Method for communicating with RF transponders |
Trieu C. Chieu, Thomas Anthony Cofino, Harley Heinrich, Li-Cheng Richard Zai |
1999-11-30 |
| 5874902 |
Radio frequency identification transponder with electronic circuit enabling/disabling capability |
Harley Heinrich, Peter G. Capek, Thomas Anthony Cofino, Daniel J. Friedman, Kevin P. McAuliffe +1 more |
1999-02-23 |
| 5850181 |
Method of transporting radio frequency power to energize radio frequency identification transponders |
Harley Heinrich, Rene Martinez, Li-Cheng Richard Zai |
1998-12-15 |
| 5777561 |
Method of grouping RF transponders |
Trieu C. Chieu, Thomas Anthony Cofino, Harley Heinrich, Li-Cheng Richard Zai |
1998-07-07 |
