Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DD

Dah-Weih Duan

IIIntermec Ip: 27 patents #5 of 391Top 2%
Northrop Grumman: 12 patents #37 of 1,695Top 3%
ICInfovalue Computing: 3 patents #3 of 12Top 25%
ITIntermec Technologies: 1 patents #14 of 44Top 35%
IBM: 1 patents #44,794 of 70,183Top 65%
Torrance, CA: #26 of 2,137 inventorsTop 2%
California: #9,121 of 386,348 inventorsTop 3%
Overall (All Time): #62,605 of 4,157,543Top 2%
46 Patents All Time

Issued Patents All Time

Showing 26–46 of 46 patents

Patent #TitleCo-InventorsDate
6320509 Radio frequency identification transponder having a high gain antenna configuration Michael John Brady, Venkata Kodukula, Rene Martinez, Paul A. Moskowitz, Philip Murphy 2001-11-20
6285342 Radio frequency tag with miniaturized resonant antenna Michael John Brady, Venkata Kodukula 2001-09-04
6281794 Radio frequency transponder with improved read distance Harley Heinrich 2001-08-28
6259408 RFID transponders with paste antennas and flip-chip attachment Michael John Brady, Ravi F. Saraf, Judith M. Rubino 2001-07-10
6249227 RFID integrated in electronic assets Michael John Brady, Paul W. Coteus, Venkata Kodukula, Paul A. Moskowitz, Alejandro G. Schrott +2 more 2001-06-19
6243013 Cascaded DC voltages of multiple antenna RF tag front-end circuits Daniel J. Friedman 2001-06-05
6239703 Communication pad structure for semiconductor devices Daniel J. Friedman, Paul A. Moskowitz, Michael John Brady, Harley Heinrich 2001-05-29
6236223 Method and apparatus for wireless radio frequency testing of RFID integrated circuits Michael John Brady 2001-05-22
6215402 Radio frequency identification transponder employing patch antenna Venkata S. Rao Kodukula, Michael John Brady, Christopher Adam Feild, Paul A. Moskowitz 2001-04-10
6201474 Magnetic tape storage media having RFID transponders Michael John Brady, Venkata Kodukula 2001-03-13
6177872 Distributed impedance matching circuit for high reflection coefficient load Venkata Kodukula, Michael John Brady 2001-01-23
6166638 RF/ID transponder with squinted beam radiation pattern using dipole-over-ground plane antenna Michael John Brady 2000-12-26
6147606 Apparatus and method for radio frequency transponder with improved read distance 2000-11-14
6140146 Automated RFID transponder manufacturing on flexible tape substrates Michael John Brady, Harley Heinrich 2000-10-31
6121878 System for controlling assets Michael John Brady, Harley Heinrich, Venkata Kodukula 2000-09-19
6118379 Radio frequency identification transponder having a spiral antenna Venkata Kodukula, Michael John Brady 2000-09-12
6104291 Method and apparatus for testing RFID tags Luc Beauvillier, Michael John Brady, Daniel J. Friedman, Paul A. Moskowitz, Philip Murphy 2000-08-15
6100804 Radio frequency identification system Michael John Brady, Venkata Kodukula 2000-08-08
6097347 Wire antenna with stubs to optimize impedance for connecting to a circuit Harley Heinrich 2000-08-01
6028564 Wire antenna with optimized impedance for connecting to a circuit Daniel J. Friedman, Harley Heinrich 2000-02-22
5767789 Communication channels through electrically conducting enclosures via frequency selective windows Ali Afzali-Ardakani, Michael John Brady, Christopher Adam Feild, Harley Heinrich, Paul A. Moskowitz 1998-06-16