ZT

Zhenping Tan

AS Amtech Systems: 2 patents #23 of 36Top 65%
TL Tc License: 1 patents #10 of 28Top 40%
TR Transwitch: 1 patents #55 of 99Top 60%
Overall (All Time): #1,196,192 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
RE46447 RFID mutual authentication verification session Kelly Gravelle, Dale L. Scott 2017-06-20
8154405 RFID mutual authentication verification session Kelly Gravelle, Dale L. Scott 2012-04-10
7450010 RFID mutual authentication verification session Kelly Gravelle, Dale L. Scott 2008-11-11
6850526 Methods and apparatus for extending the transmission range of UTOPIA interfaces and UTOPIA packet interfaces Zheng Liu, Jian Liu, Ronald P. Novick 2005-02-01