Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Dorchester, CA ranks #17,323 worldwide for total patents filed all time, with 84 patents from 29 inventors. Leading employers of inventors based in Dorchester, CA include 3M, Etymonic Design Incorporated, Nutech Energy Systems.

Showing 1–29 of 29 inventors

Rank Inventor Primary Company Patents
1 Kent E. Nielsen 3M 16
2 William A. Cole Etymonic Design Incorporated 14
3 Peter Karl Grinbergs Nutech Energy Systems 10
#4 Jacobus A. Jonkman Etymonic Design Incorporated 5
#5 Christopher Guerra Dresser-Rand 4
#5 Todd Randall Mereniuk Alberta Health Services 4
#7 Kerry S. Moniz Toyota 3
#8 Zbigniew Malec Starbucks Coffee 2
#8 Larry Magill Cives 2
#8 Christopher William Garland Toyota 2
#8 Kent E. Nielson 3M 2
#8 Raymond Olive Colas 2
#8 Rolf Boehler Maschinenfabrik Rieter Ag 2
#14 David William Dixon 1
#14 Raymond Scrimgeour Magna International 1
#14 James Jurjens 1
#14 Anthony B. Reintjes Nortel Networks Limited 1
#14 Joseph G. Vandewiel Labatt Brewing Company Limited 1
#14 Ockert Gerbrandt Pauw Sherritt International 1
#14 Michael A. Plaisier Trojan Technologies 1
#14 Tilmon Joseph Paul Gosselin 1
#14 Jean-Pierre Fortier 1
#14 Yvon Fortier 1
#14 Kenneth C. Philbrook General Motors 1
#14 Keith J. Davidson 1
#14 Agostino Cozzi Nortel Networks Limited 1
#14 Richard J. Malyszka Nortel Networks Limited 1
#14 Emmanuel Schultz 1
#14 William D. Greason Nortel Networks Limited 1