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

Ranked by patent count

Showing 9,451–9,500 of 140,708 inventors

Rank Name Patents Location Company
#9451 John A. Sramek 3 Racine, WI S. C. Johnson & Son
#9452 John D. Spivack 3 Spring Valley, NY Ciba-Geigy
#9453 John W. Spiewak 3 Webster, NY Xerox
#9454 Joachim Spiess 3 Encinitas, CA Salk Institute For Biological Studies
#9455 Joseph E. Solow 3 Plainview, NY Wolo Mfg.
#9456 Johannes Sobel 3 Leverkusen, DE Agfa-Gevaert Nv
#9457 Jon M. Smallegan 3 Farmington Hills, MI Schlage Lock Company
#9458 John A. Siemon 3 Woodbury, CT The Siemon
#9459 Joachim Siedel 3 Bernried, DE BOE
#9460 John Sharpless 3 Oberlin, OH Nordson
#9461 Joseph T. Sestak 3 Erie, PA American Sterilizer
#9462 John Scoville 3 Butler, IN Lexicon Genetics
#9463 John Scott 3 Oceanside, CA Bio Clean Environmental Services
#9464 Josef Schumacher 3 Reutlingen, DE Daimler-Benz Ag
#9465 Joseph H. Schulman 3 Santa Clarita, CA Alfred E. Mann Foundation For Scientific Research
#9466 John C. Schneider 3 Ypsilanti, MI Agiledelta
#9467 John T. Schnebly 3 Boulder, CO Comfortex
#9468 Josef Schmidt 3 Graben-Neudorf, IL Sew-Eurodrive Gmbh & Co. Kg
#9469 Jolyon Saunders 3 Auckland, NZ Libman Broom
#9470 Joseph G. Santangelo 3 Allentown, PA Air Products And Chemicals
#9471 Josef Sanders 3 Leverkusen, PA Bayer Healthcare
#9472 Joseph P. Sanchez 3 Canton, MI Warner-Lambert Company
#9473 John T. Rusterholz 3 Roseville, MN Unisys
#9474 John C. Robinson 3 Festus, MO Lockheed Martin
#9475 John W. Robinson 3 Bloomer, WI Kimball International
#9476 John W. Robertson 3 Georgetown, TX Chatsworth Products
#9477 Jose M. Rivero-Olmedo 3 Carolina, PR —
#9478 Josef Ritz 3 Ludwigshafen, DE Basf Se
#9479 Jonathan D. Rich 3 Ballston Lake, NY GE
#9480 Josef Reinauer 3 Sigmaringen, DE Gottlieb Guehring Kg
#9481 John R. Regan 3 Mamaroneck, NY BOE
#9482 John A. J. Rees 3 Mansfield, GB The Boots Company Plc
#9483 John P. Redmond 3 Mechanicsburg, PA Amp
#9484 Joseph D. Rando 3 Dudley, MA Imo Industries
#9485 John R. Ramun 3 Youngstown, OH Allied Gator
#9486 John E. Raidel 3 Springfield, MO —
#9487 John D. Prugh 3 Doylestown, PA Merck
#9488 John Polkinghorne 3 Burlington, CA Trw Canada
#9489 Joseph J. Pilolla 3 Elmhurst, IL Sloan Valve
#9490 John D. Philp 3 Gloucester, AZ Engelhard
#9491 Joe W. Peterson 3 Austin, TX AMD
#9492 John C. Perry 3 Ottery St Mary, CA University College London
#9493 John Patterson 3 Hazel Park, MI Valenite
#9494 John V. Pastva 3 Parma, OH The Eastern
#9495 Jorge M. Parra 3 New Port Richey, FL Amazon
#9496 John M. Parks 3 Peoria, IL Lincoln Electronic
#9497 John M. Palmer 3 Webster, NY Carrier
#9498 John W. Palm 3 Tulsa, OK Standard Oil Company (Indiana)
#9499 Joel D. Oxman 3 Minneapolis, MN 3M
#9500 Joseph L. Owades 3 Boston, MA Calgene