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USPTO Patent Rankings Data through Sept 30, 2025
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Top Inventors 1989

Ranked by patent count

Showing 9,601–9,650 of 140,708 inventors

Rank Name Patents Location Company
#9601 John J. Dwyer 3 Randolph, MA Dictaphone Corporation.
#9602 John P. Dusza 3 Nanuet, NY American Cyanamid
#9603 Josiane Dunand 3 Vallorcine, FR Salomon S.A.
#9604 John W. Duckett 3 Tiburon, CA Barrier Systems
#9605 John H. Drane 3 Kensington, GB Duracell
#9606 John P. Doner 3 Sewell, NJ ExxonMobil
#9607 John M. Domagala 3 Canton, MI Warner-Lambert Company
#9608 Joseph C. Deters 3 Mountain View, CA Alza
#9609 John A. DePasquale 3 New York, NY J.A.D. Enterprises
#9610 Johannes H. Den Boef 3 Eindhoven, NL U.S. Philips
#9611 John D. Deane 3 Houston, TX Reed Tool Company Limited
#9612 John D. Davis 3 Herriman, UT IBM
#9613 John Davies 3 Blackpool, CA Barringer Research Limited
#9614 John K. Daly 3 Scottsdale, AZ Amp
#9615 Joachim Czech 3 Neutraubling, DE Unknown
#9616 Joseph G. Currier 3 Greenwood, MO Marlen Research
#9617 Johannes J. M. Cuppen 3 Eindhoven, NL U.S. Philips
#9618 John S. Cullen 3 Buffalo, NY Multiform Desiccants
#9619 John Cuccio 3 Westport, CT Tie Communications
#9620 John J. Croat 3 Sterling Heights, MI General Motors
#9621 John B. Crego 3 New Holland, PA Ford
#9622 John D. Cox 3 Timonium, MD Black & Decker
#9623 John P. Costas 3 Manlius, NY Cogent Systems
#9624 John A. Cook 3 Faringdon, MI Scimat Limited
#9625 John A. Collins, Jr. 3 South Bend, IN Omeros Medical Systems
#9626 Johan Coetzer 3 Pretoria, ZA Lilliwyte Societe Anonyme
#9627 Joseph D. Coccoli 3 Sudbury, MA Draper Laboratory
#9628 John H. Clark 3 Richmond, VA Amoco
#9629 Jon E. Clark 3 Highland Park, NJ Schering
#9630 Jonathan E. Child 3 Sewell, NJ ExxonMobil
#9631 John C. H. Chang 3 Naperville, IL Wallace Computer Services
#9632 John M. Chamberlin 3 Decatur, GA —
#9633 John C. Chabala 3 Scotch Plains, NJ Merck
#9634 John F. Castagna 3 Brooklyn, NY Sparkomatic
#9635 Joseph W. Carlson 3 San Francisco, CA University of California
#9636 John L. Cantrell 3 Hamilton, MT Ribi Immunochem Research
#9637 Joseph P. Bushinsky 3 Emmaus, PA Air Products And Chemicals
#9638 Joseph J. Bullock, III 3 Atherton, CA Bankers Trust
#9639 John Bruno 3 Scottsdale, AZ Microsoft
#9640 Johannes Brune 3 Erlangen, DE Siemens Aktiengesellschaft
#9641 John H. Broadhurst 3 Minneapolis, MN University of Minnesota
#9642 John R. B. Boocock 3 Kingston, CA Dupont Canada
#9643 Joseph A. Bolton 3 Newalla, OK Albany International
#9644 Josef F. Bille 3 Heidelberg, CA 20/10 Perfect Vision Optische Geraete Gmbh
#9645 John Berge 3 Redhill, GB Beecham Group Plc
#9646 John K. Beier 3 Omaha, NE —
#9647 John W. Behringer 3 Wickford, RI J. G. Furniture Systems
#9648 Johannes G. Beha 3 Wädenswil, CH IBM
#9649 Johann A. Becker 3 Overath, DE U.S. Philips
#9650 John H. Becker 3 Mountain Brook, AL Catacel