Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Top Inventors All Time

Ranked by patent count

Showing 28,551–28,600 of 4,157,543 inventors

Rank Name Patents Location Company
#28551 Nobuharu Nagaoka 71 Saitama, JP Honda Motor Co.
#28552 Chung K. Chu 71 Athens, GA University Of Georgia
#28553 Keiji Takahashi 71 Kyoto, JP Kawasaki
#28554 Kazuhiro Hirota 71 Yokohama, JP Fujifilm
#28555 Chitra Subramanian 71 Mahopac, NY Everspin Technologies
#28556 Seiichiro Tabata 71 Yokohama, JP Olympus Optical Co.
#28557 Mark B. Johnson 71 Potomac, MD US Air Force
#28558 Kazunori Yamanaka 71 Hiratsuka, JP Fujitsu Limited
#28559 Paul A. David 71 Bow, NH Allegro Microsystems
#28560 Young Ho Choi 71 Suwon-si, NJ Samsung
#28561 Takeshi Taniguchi 71 Hitachinaka, JP Hitachi Koki Co.
#28562 Gary A. Kasper 71 Grand Rapids, MI Bissell Homecare
#28563 Jason Cahill 71 Woodinville, WA Microsoft
#28564 Mamiko Inoue 71 Ebina, JP Jatco
#28565 Kosuke KISHI 71 Tokyo, JP Olympus
#28566 Yuji Matsuda 71 Kawasaki, JP Ricoh Company
#28567 Hideo Kanno 71 Yokohama, JP Canon
#28568 Neil Andrew Abercrombie Simpson 71 Aberdeen, GB Weatherford/Lamb
#28569 Horst Hartmann 71 Witzhave, DE Basf Se
#28570 David Jonathan Cin 71 Portland, OR Nike
#28571 Anantha Pradeep 71 Berkeley, CA The Nielsen Company (Us)
#28572 Phillip M. Adams 71 Afton, WY Novell
#28573 Hiroshi Takahara 71 Osaka, NJ Sumitomo Electric Industries
#28574 Raanan Miller 71 Cambridge, MA Sionex
#28575 Thomas E. Chefalas 71 Somers, NY IBM
#28576 Hiroyuki Matsuda 71 Tokyo, JP Takasago International
#28577 Hiroaki Nakai 71 Moriyama, JP Toshiba Medical Systems
#28578 Ralph C. Longsworth 71 Allentown, PA Sumitomo (Shi) Cryogenics Of America
#28579 Teruto Hirota 71 Osaka, JP Panasonic
#28580 Robert J. Murray 71 Santa Rosa, CA Medtronic
#28581 Yoshinobu Baba 71 Nagoya, JP Canon
#28582 Tsuguhiro Korenaga 71 Osaka, JP Panasonic
#28583 Bruce D. Gunderson 71 Plymouth, MN Medtronic
#28584 Eric Brian Sjogren 71 Mountain View, CA Syntex (U.S.A.)
#28585 Akira Fukushima 71 Tokyo, JP Denso
#28586 William Easter 71 Oviedo, FL AT&T
#28587 Junichi Seki 71 Yokohama, JP Canon
#28588 Joern Ostermann 71 Morganville, NJ AT&T
#28589 Jeffrey M. Gilbert 71 Palo Alto, CA Atheros Communications
#28590 Kazuyuki Higashi 71 Ooita, MI Kabushiki Kaisha Toshiba
#28591 Wolfgang Thielert 71 Odenthal, DE Bayer Cropscience
#28592 Daniel N. Ozick 71 Newton, MA Irobot
#28593 Michael Benton Free 71 Windom, MN 3M
#28594 Robert Mason Darling 71 South Windsor, CT Audi Ag
#28595 Eric E. Retter 71 Austin, TX IBM
#28596 Lawrence E. Connell 71 Naperville, IL Motorola
#28597 Graham R. Wolstenholme 71 Boise, ID Micron
#28598 Gregg A. Micinilio 71 Trumbull, CT Eveready Battery Company
#28599 Takashi Shigeno 71 Tokyo, JP Omron Healthcare Co.
#28600 Elizabeth F. Churchill 71 San Francisco, CA Yahoo Holdings