Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Cities › California › Fontana, CA

Fontana, CA All Time

1,048 patents  ·  284 inventors  ·  5.0/1k pop.

Ranked #2,918 of 112,640 cities Top 3%

Fontana, CA ranks #2,918 worldwide for total patents filed all time, with 1,048 patents from 284 inventors. Leading employers of inventors based in Fontana, CA include Dsm&T Company, Chicago Mercantile Exchange, Nintendo Co.. That works out to 5.0 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 284 inventors

Rank Inventor Primary Company Patents
1 Sergio Corona Dsm&T Company 61
2 Zijiang Yang Chicago Mercantile Exchange 49
3 Robert Moore Nintendo Co. 31
#4 Caidian Luo James Hardie Technology Limited 30
#5 Thomas Lueken Tempo Industries 29
#6 Gary R. Simpson Maury Microwave 26
#7 Anish Patel Ashtel Studios 24
#8 Weiling Peng James Hardie Technology Limited 22
#9 Michael Cavins Baby Trend 21
#10 Kevin O'Leary James Hardie Technology Limited 20
#11 George Elizarraras James Hardie Technology Limited 14
#11 Mark Fisher General Binding 14
#13 Patrick D. O'Connor Avid Technology 13
#14 Shaun Toms Tempo Industries 12
#14 Suhail Abdullah New World Medical 12
#14 Chin-Kuan Lac Baby Trend 12
#14 Raywood C. Weiler — 12
#18 Philip Carlo J. DeGuzman Standard Cable Usa 11
#19 Dale Knox James Hardie Technology Limited 10
#19 Roy Seizo Carr Tidi Products 10
#19 Willis Williams Hi Rel Connectors 10
#22 Bjorn Gunderson James Hardie Technology Limited 9
#22 Joseph Giordano, III Cisco 9
#22 Hyun C. Park Unknown 9
#22 Mao Zhang General Instrument 9
#22 Sean O'Leary James Hardie Technology Limited 9
#22 John M. Casey Computer Associates Think 9
#22 James L. Baylor Wynn Oil 9
#22 Salvador Gonzalez Gulfstream Aerospace 9
#22 Thinh Pham James Hardie Technology Limited 9
#31 Benjamin Batres James Hardie Technology Limited 8
#31 Donald A. Martin Amoco 8
#31 Frederic D. Hook Irobot 8
#31 Peter Chin — 8
#35 Xiangyuan Liu James Hardie Technology Limited 7
#35 Liang Chang — 7
#35 Michael Rivera Corning Incorporated 7
#38 Lutz Keller Spectrasensors 6
#38 John Joecken James Hardie Technology Limited 6
#38 Dennis E. Kennedy Wilden Pump And Engineering 6
#38 Wayne Smith John Deere 6
#38 Jason Anthony Mohr Vital Signs 6
#38 Jason White R. R. Donnelley & Sons 6
#38 Pilun Alan Chen S&B Filters 6
#38 O'Ryan Lopez Corona Clipper 6
#38 Sahin Emre Ball 6
#38 Arturo C. Garcia Driscoll'S 6
#38 Ernesto Garcia Schlumberger Technology 6
#38 Donald L. Serio, Jr. Serco Mold 6
#38 Victor R. Sanchez Casa Herrera 6

Part of California

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