Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
CG

Charles M. Grandgent

POPolycom: 2 patents #126 of 365Top 35%
VTVoyant Technologies: 1 patents #11 of 14Top 80%
Maynard, MA: #103 of 250 inventorsTop 45%
Massachusetts: #33,482 of 88,656 inventorsTop 40%
Overall (All Time): #1,547,985 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8611520 Audio conference platform with dynamic speech detection threshold William O'Malley 2013-12-17
8111820 Audio conference platform with dynamic speech detection threshold William O'Malley 2012-02-07
6721411 Audio conference platform with dynamic speech detection threshold William O'Malley 2004-04-13