Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Home › Inventors

Top Inventors All Time

Ranked by patent count

Showing 21,201–21,250 of 4,157,543 inventors

Rank Name Patents Location Company
#21201 Shigeru Saito 83 Wako, JP Sumitomo Chemical
#21202 Philip T. Klemarczyk 83 Canton, CT International Flavors & Fragrances
#21203 Migaku Suzuki 83 Tokyo, MO Unicharm
#21204 Reinhard Halpaap 83 Odenthal, DE Bayer Healthcare
#21205 Arno Lange 83 Bad Dürkheim, DE Basf Se
#21206 Andrew Farnsworth 83 Kidderminster, GB Blackberry Limited
#21207 Richard Anthony DiPietro 83 Campbell, CA IBM
#21208 William L. Reber 83 Rolling Meadows, IL Motorola
#21209 Kimihiro Saito 83 Saitama, JP Sony
#21210 Sabato Miseo 83 Pittstown, NJ ExxonMobil
#21211 John A. Siemon 83 Woodbury, CT The Siemon
#21212 Jihwan P. Choi 83 Daegu, CA Disney
#21213 Toshiyuki Karakama 83 Tokyo, JP Canon
#21214 Meng H. Lean 83 Santa Clara, CA Palo Alto Research Center Incorporated
#21215 Paul Gusmorino 83 Seattle, WA Microsoft
#21216 David L. Darrington 83 Rochester, MN IBM
#21217 Jeffrey A. Robl 83 New Hope, PA Bristol-Myers Squibb
#21218 CHIH-PING LO 83 New Taipei, TW Foxconn
#21219 Russell O. Blanchard 83 Zeeland, MI Batts
#21220 Takayoshi Ozaki 83 Iwata, JP Ntn
#21221 Nobuo Watanabe 83 Fukushima, JP Seiko Epson
#21222 Robert E. Stengel 83 Pompano Beach, FL Motorola
#21223 Recai Sezi 83 Simmerath, DE Siemens Aktiengesellschaft
#21224 Hideo Kikuchi 83 Yokohama, JP Ricoh Company
#21225 Christopher B. Houghton 83 Chicago, IL Access Business Group International
#21226 Wilfried Lubisch 83 Heidelberg, DE Abbott
#21227 David L. Detlefs 83 Issaquah, WA Oracle
#21228 Daisaku Sawada 83 Gotenba, JP Toyota
#21229 Motoki Kakui 83 Yokohama, JP Sumitomo Electric Industries
#21230 Koji Nozaki 83 Chiyoda, JP Fujitsu Limited
#21231 Andreas Deckers 83 Ludwigshafen, DE Basf Se
#21232 Koji Nakagiri 83 Kawasaki, JP Canon
#21233 Hyung-Ki Hong 83 Seojong-myeon, CA LG
#21234 Lloyd A. Williams 83 Mahopac, NY Xerox
#21235 John M. de Larios 83 Palo Alto, CA Lam Research
#21236 Toshiaki Kagawa 83 Yokohama, JP Sharp Kabushiki Kaisha
#21237 David C. Rueger 83 Dedham, MA Stryker
#21238 Jeffrey L. Dalton 83 Thompson, CT Acushnet
#21239 Firmin Garcia 83 Évreux, FR Valois S.A.
#21240 Denny Tang 83 Yorktown Heights, NY TSMC
#21241 Jane M. Shaw 83 Ridgefield, CT IBM
#21242 William W. Limburg 83 Penfield, NY Xerox
#21243 Susumu Kozuki 83 Yokohama, JP Canon
#21244 Wolfgang Fabian 83 Wilhelmsfeld, DE American Standard
#21245 Miyuki Matsubara 83 Tokyo, JP Canon
#21246 Yutaka Hirai 83 Oomuta, JP Canon
#21247 Gustav J. Steinke 83 Lima, OH International Brake Industries
#21248 Rudolf Wiechert 83 Berlin, DE Schering
#21249 Ludwig Bottenbruch 83 Krefeld, DE Bayer Healthcare
#21250 Dale Koch 82 Tremont, IL Precision Planting