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USPTO Patent Rankings Data through Sept 30, 2025
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Top Inventors 2023

Ranked by patent count

Showing 19,951–20,000 of 537,848 inventors

Rank Name Patents Location Company
#19951 Robert Keith Douglas 6 San Diego, CA Qualcomm
#19952 Rocco DiFoggio 6 Houston, TX Baker Hughes Holdings
#19953 Robert R. DeWitt 6 Marlton, NJ Opex
#19954 Robert A. Devota 6 Durand, MI Magna Electronics
#19955 Roger Ryan Dees, Jr. 6 Drummonds, TN Smith & Nephew
#19956 Robert C. Davis 6 Provo, UT Brigham Young University
#19957 Robert Caston Curtis 6 Los Gatos, CA Roku
#19958 Robert Terry Coyle, Jr. 6 Palmer, PA Mcs Industries
#19959 Robert John Conrado 6 Washington, DC Lanzatech
#19960 Ronen CHRIKI 6 Lod, IL Lumus
#19961 Robert Y. Cao 6 San Francisco, CA Apple
#19962 Robert L. Cantrell 6 Herndon, VA Walmart Apollo
#19963 Robert Campbell 6 Irving, TX Commscope Technologies
#19964 Robert Keith Butler 6 Overland Park, KS T-Mobile Innovations
#19965 Roberto Brioschi 6 Austin, TX Stmicroelectronics Sa
#19966 Robert J. Boock 6 Carlsbad, CA Dexcom
#19967 Ronald Bonica 6 Sterling, VA Juniper Networks
#19968 Roy A. Bittner 6 Reedsville, WI Cnh Industrial America
#19969 Robert Baranowski 6 Valley Center, CA Sony
#19970 Robert J. Ball 6 West Olive, MI Automotive Products, Plc
#19971 Robert L. Assell 6 Windom, MN Trans1
#19972 Robert Arnott 6 London, FL Nec
#19973 Robert Armitage 6 Cupertino, CA Lumileds
#19974 Rowoon An 6 Seoul, KR Hyundai Motor
#19975 Robert Alverson 6 Seattle, WA Hewlett Packard Enterprise
#19976 Roxanne Abul-Haj 6 معلمی نژاد, CA Sensys Medical
#19977 Robin Abraham 6 Redmond, WA Microsoft
#19978 Ricardo Varanda 6 Reading, GB Bank of America
#19979 Richard Louis Underhill 6 Neenah, WI Kimberly-Clark Worldwide
#19980 Richard Ullyott 6 Buckingham, CA RTX (Raytheon)
#19981 Richard J. Topliss 6 Cambridge, CA Apple
#19982 Richard M. Tonry 6 Georgetown, TX Dell Products
#19983 Ricky B. Theilen 6 Bettendorf, IA John Deere
#19984 Richard T. Stone 6 Minneapolis, MN Medtronic
#19985 Riccardo Paolo Spagni 6 Leeu-Gamka, ZA Emoji Id
#19986 Rishabh Singh 6 San Jose, CA Google
#19987 Richard L. Sebastian 6 Frederick, MD Digital Signal
#19988 Richard Martin Seymour Scot 6 Huntersville, NC Bank of America
#19989 Riley Reese 6 Oakland, CA Arris Composites
#19990 Richard Mark Pye 6 Tornaveen, GB Saudi Arabian Oil
#19991 Richard Przybyla 6 Piedmont, CA Chirp Microsystems
#19992 Richard J. Pimpinella 6 Prairieville, LA Panduit
#19993 Richard G. Patton 6 Seattle, WA Magnolia Medical Technologies
#19994 Richard Decena Ornelaz 6 Carrollton, TX Halliburton Energy Services
#19995 Ricardo Luis Ohta 6 São Paulo, BR IBM
#19996 Riyad Moe 6 Madison, WI Gyrus Acmi
#19997 Richard Phillip Mayo 6 Bristol, GB Hewlett Packard Enterprise
#19998 Richard M. Lunn 6 Kingston, MA Smith & Nephew
#19999 Risheng Liu 6 东风镇, CN Dalian University Of Technology
#20000 Richard B. Leeds 6 Via Pasubio, NY Global Industrial Distribution