DP

David Pearah

DC Dictaphone Corporation.: 1 patents #77 of 140Top 60%
Microsoft: 1 patents #24,826 of 40,388Top 65%
📍 Oak Park, IL: #229 of 677 inventorsTop 35%
🗺 Illinois: #26,653 of 84,256 inventorsTop 35%
Overall (All Time): #1,504,567 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9294149 Integrated contactless connectivity platform for portable electronic devices Philip W. Brewster 2016-03-22
9100742 USB dictation device Francis Chen 2015-08-04
7263483 USB dictation device Francis Chen 2007-08-28