IB

Iouri Petrovitch Besperstov

BL Blackberry Limited: 4 patents #740 of 2,554Top 30%
📍 Barrie, CA: #56 of 289 inventorsTop 20%
Overall (All Time): #1,199,249 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9804712 Contact-free interaction with an electronic device Andrew Ashraf FERGUSSON, Jacek S. Idzik 2017-10-31
9058068 Photodetector-based stylus system 2015-06-16
8978487 Capacitive force sensor with magnetic spring Andrew Ashraf FERGUSSON 2015-03-17
8878824 Force-sensing stylus pointing device 2014-11-04