PH

Phillip A. Hetherington

QL Qnx Software Systems Limited: 50 patents #1 of 57Top 2%
2O 2236008 Ontario: 43 patents #1 of 169Top 1%
Q( Qnx Software Systems (Wavemakers): 6 patents #1 of 14Top 8%
BL Blackberry Limited: 4 patents #740 of 2,554Top 30%
Microsoft: 2 patents #17,506 of 40,388Top 45%
HG Heidelberg Engineering Gmbh: 1 patents #7 of 18Top 40%
📍 Port Moody, CA: #1 of 159 inventorsTop 1%
Overall (All Time): #13,216 of 4,157,543Top 1%
105
Patents All Time

Issued Patents All Time

Showing 101–105 of 105 patents

Patent #TitleCo-InventorsDate
7680652 Periodic signal enhancement system David Giesbrecht 2010-03-16
7620546 Isolating speech signals utilizing neural networks Pierre Zakarauskas, Shahla Parveen 2009-11-17
7610196 Periodic signal enhancement system Rajeev Nongpiur, David Giesbrecht 2009-10-27
7546237 Bandwidth extension of narrowband speech Rajeev Nongpiur, Xueman Li 2009-06-09
7203351 Analysis of optic nerve head shape Nicholas V. Swindale, Adeline Chin 2007-04-10