NK

Nasserullah Khan

RL Research In Motion Limited: 20 patents #132 of 1,397Top 10%
BL Blackberry Limited: 9 patents #381 of 2,554Top 15%
Overall (All Time): #131,992 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
7508888 Method and apparatus for precise open loop tuning of reference frequency within a wireless device Wen-Yen Chan, Xin Jin, Qingzhong Jiao, Nagula Tharma Sangary 2009-03-24
7433666 Dual receive filter Wen-Yen Chan 2008-10-07
7333563 Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios Wen-Yen Chan, Qingzhong Jiao, Xin Jin, Nagula Tharma Sangary, Michael F. Habicher 2008-02-19
6483388 Direct digital frequency synthesizer and a hybrid frequency synthesizer combining a direct digital frequency synthesizer and a phase locked loop 2002-11-19