| 8506089 |
Avian deterrent for glass using projected UV light |
— |
2013-08-13 |
| D631422 |
Truck bed tonneau |
— |
2011-01-25 |
| 6295212 |
Switching power supply with storage capacitance and power regulation |
Kalman F. Zsamboky, Robert A. Shaufl |
2001-09-25 |
| 6271807 |
Method of initializing, controlling and updating electronic display tags and related controller therefor |
W. Richard Frederick |
2001-08-07 |
| 6266052 |
Power and information distribution system for article display or storage areas and related method |
W. Richard Frederick |
2001-07-24 |
| 6249263 |
Article-information display system using electronically controlled tags |
W. Richard Frederick |
2001-06-19 |
| 6181299 |
Power and communication system for electronic display tags |
W. Richard Frederick |
2001-01-30 |
| 6140899 |
Magnetic coupler and associated method for coupling conductors |
W. Richard Frederick |
2000-10-31 |
| 6089453 |
Article-information display system using electronically controlled tags |
W. Richard Frederick, Stanley J. Swartzel |
2000-07-18 |
| 5790390 |
Power supply with reduced EMI |
— |
1998-08-04 |
| 5736967 |
Article-information display system using electronically controlled tags |
W. Richard Frederick |
1998-04-07 |
| 5537126 |
Article-information display system using electronically controlled tags |
W. Richard Frederick |
1996-07-16 |
| 5265003 |
Miniaturized switching power supply with programmed level gate drive |
Joel C. Van Antwerp |
1993-11-23 |
| 5247240 |
Miniaturized switching power supply with circuit for unidirectional suppression of leading spike |
Joel C. Van Antwerp |
1993-09-21 |