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

Ranked by patent count

Showing 9,951–10,000 of 140,708 inventors

Rank Name Patents Location Company
#9951 Isao Masuda 3 Tsubame, JP Kioritz
#9952 Isidoro N. Markus 3 New York, NY —
#9953 Israel A. Lesk 3 Scottsdale, AZ Motorola
#9954 Isao Kai 3 Kameoka, JP Omron Tateisi Electronics
#9955 Isaac S. Jackson 3 Greenwich, NY Mallinckrodt
#9956 Isao Ikemoto 3 Hachioji, JP Canon
#9957 Isao Hayase 3 Tsukuba, JP Hitachi
#9958 Issei Hayakawa 3 Tsushima, JP Ngk Insulators
#9959 Isao Hashimoto 3 Tokyo, JP Hitachi
#9960 Isao Hakamada 3 Yokohama, JP Canon
#9961 Istvan Hajdu 3 Budapest, HU Richter Gedeon Vegyeszeti Gyar Rt
#9962 Isamu Etou 3 Fukuoka, JP Mitsubishi Electric
#9963 Ismail B. Cetinkaya 3 Rantoul, IL Uop
#9964 Ismat A. Abu-Isa 3 Rochester, MI General Motors
#9965 Irwin Zahn 3 New York, NY Autosplice
#9966 Ira Miller 3 Tempe, AZ Motorola
#9967 Irvin M. Miller 3 Poughkeepsie, NY NASA
#9968 Ira Eckhaus 3 Brooklyn, NY —
#9969 Ira M. Durham, Jr. 3 Houston, TX The Methodist Hospital System
#9970 Iosif Baumberg 3 Brooklyn, NY —
#9971 InBae Yoon 3 Timonium, MD Unknown
#9972 Ingo Wegener 3 Alzenau, DE Henkel Kommanditgesellschaft Auf Aktien
#9973 Inseok Hwang 3 Austin, TX IBM
#9974 Imtiaz A. Chaudry 3 Napa, CA Schering
#9975 Immo Boie 3 Cologne, DE Agfa-Gevaert Nv
#9976 Ila Sircar 3 Ann Arbor, MI Warner-Lambert Company
#9977 Ilan Samson 3 Nes Ziona, IL Playtex Products
#9978 Ilan Duvdevani 3 Leonia, NJ ExxonMobil
#9979 Ikuzo Usami 3 Yokohama, JP Threebond Co.
#9980 Ikunori Sakatani 3 Fujisawa, JP Nsk
#9981 Ikuo Negoro 3 Tokyo, JP Pentax
#9982 Ikuo Iijima 3 Saitama, JP Tanabe Seiyaku Co.
#9983 Ikuya Arai 3 Kyoto, JP Hitachi
#9984 Ihachiro Gofuku 3 Hiratsuka, JP Canon
#9985 Ignazio S. Ponticello 3 Rochester, NY Eastman Kodak
#9986 Ignacio Layrisse 3 San Antonio de los Altos, VE Intevep, S.A.
#9987 Igor Krasnov 3 Tecate Mission Road, CA Varco International
#9988 Ichiro Tomioka 3 Itami, JP Mitsubishi Electric
#9989 Ichiko Sata 3 Nara, JP Sharp Kabushiki Kaisha
#9990 Ichiro Nemoto 3 Yotsukaido, JP Seiko Koki Kabushiki Kaisha
#9991 Ichiro Fujii 3 Kofu, TX Sharp Kabushiki Kaisha
#9992 Ichirou Arinobu 3 Fukuyama, JP Mitsubishi Electric
#9993 Ian C. Twilley 3 Chester, VA Allied Consulting
#9994 Ian R. Thornthwaite 3 Gillingham, GB Lucas Industries Public Limited
#9995 Ian Shankland 3 Charlotte, NC Honeywell
#9996 Ian E. Maxwell 3 Amsterdam, NL Shell Oil Compny
#9997 Ian Kemp 3 Branxton, GB Dunlop Gmbh
#9998 Ian Gibbons 3 Palo Alto, CA Theranos
#9999 Ian Burn 3 Williamstown, MA E.I. Du Pont De Nemours And
#10000 Hyun Suk Kim 3 Daejeon, PA Samsung