Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Concord, CA ranks #4,193 worldwide for total patents filed in 2017, with 26 patents from 20 inventors. Leading employers of inventors based in Concord, CA include R.A. Investment Management S.A.R.L., Mitel Networks, Aastra Technologies Limited.

Showing 1–20 of 20 inventors

Rank Inventor Primary Company Patents
1 Nghi Pham R.A. Investment Management S.A.R.L. 3
1 Paulo Francisco Mitel Networks 3
3 Francis Shen Aastra Technologies Limited 2
3 Jeson Patel Google 2
#5 Mark Mandarelli 1
#5 Philip Joseph Wilcox University Health Network 1
#5 Andrew Collard Sony 1
#5 Rick Dalley 1
#5 Jackie Chi Ki Yeung 1
#5 Ali Vakili 1
#5 Miroslav Stevanovic General Motors 1
#5 Nick Easthope 1
#5 Charles Zuckerman Jempak 1
#5 Doug Underwood 1
#5 Joel Pollock Marketing Impact Limited 1
#5 Scott Kayes 1
#5 Valeriy Guyvoronskiy 1
#5 Michael Vogler Marketing Impact Limited 1
#5 Doug Bannister 1
#5 Diethard Bohme Dh Technologies Development Pte. 1