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USPTO Patent Rankings Data through Sept 30, 2025
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Top Inventors 2019

Ranked by patent count

Showing 17,951–18,000 of 560,194 inventors

Rank Name Patents Location Company
#17951 Kazuo Yamamoto 7 Kyoto, JP Sony
#17952 Kazuhiro Yamamoto 7 Yao, JP Fanuc
#17953 Kazunobu Yamamoto 7 Niigata, JP Shinwa
#17954 Kai Xu 7 Herndon, VA Ofinno
#17955 Kai Xiong 7 Tangxia, CN Kingfa Sci. & Tech. Co.
#17956 Kazuo Watanabe 7 Tokyo, JP Murata Manufacturing Co.
#17957 Kazutoshi Watanabe 7 Hitachi, JP Sumitomo Chemical
#17958 Katsumi Usami 7 Tokyo, JP Hitachi Construction Machinery Co.
#17959 Katsunori Ueno 7 Nagano, JP Fuji Electric Co.
#17960 Kazue Uemura 7 Tokyo, JP Lintec
#17961 Katsuhiko Ueki 7 Katsushika, JP Toshiba Memory
#17962 Kazunari Tomizawa 7 Tokyo, JP Sharp Kabushiki Kaisha
#17963 Kazuhide Tomiyasu 7 Osaka, JP Sharp Kabushiki Kaisha
#17964 Katsuaki Tanaka 7 Miyoshi, JP Yamaha
#17965 Kazunori Tanaka 7 Osaka, CA Mitsubishi Electric
#17966 Kazumasa Takata 7 Osaka, JP Panasonic
#17967 Kazuya Takaoka 7 Susono, JP Toyota
#17968 Kazuo Takada 7 Chiba, JP Sanyo Electric Co.
#17969 Kazuna Taguchi 7 Nagoya, JP Brother Kogyo
#17970 Kazumi Suzuki 7 Shizuoka, JP Ricoh Company
#17971 Kaheer Suleman 7 Cambridge, CA Microsoft
#17972 Katsutoshi SUGAWARA 7 Tokyo, JP Mitsubishi Electric
#17973 Kazufumi Suenaga 7 Tokyo, JP Hitachi
#17974 Kazuyuki Soejima 7 Nasushiobara, JP Toshiba Medical Systems
#17975 Kabir Siddiqui 7 Sammamish, WA Microsoft
#17976 Karun Sharma 7 San Jose, CA Cadence Design Systems
#17977 Katsunori Sato 7 Chichibu, JP Bridgestone Sports Co.
#17978 Katsuhiro Sato 7 Yokohama, JP —
#17979 Kazumi Sato 7 Kashiwa, JP Kabushiki Kaisha Toshiba
#17980 Katsuyuki Sakuma 7 Fishkill, NY IBM
#17981 Kazuhiko Sako 7 Tokyo, JP Japan Display
#17982 Kazuhiro Saito 7 Tokyo, CA Canon
#17983 Karthik Ramani 7 West Lafayette, IN Purdue Research Foundation
#17984 Katherine N. Radwanski 7 Highland Park, IL Fenwal
#17985 Kang Yeol Park 7 Seoul, KR Lg Innotek Co.
#17986 Karl A. Nielsen 7 Tucson, AZ IBM
#17987 Karthik Narayanan 7 London, CA Apple
#17988 Kak Namkoong 7 Seoul, KR Samsung
#17989 Kazuki Nakamura 7 Osaka, JP Screen Holdings Co.
#17990 Kaori Nagata 7 Tokyo, JP Shiseido Company, Limited
#17991 Kaustubh Ravindra Nagarkar 7 Clifton Park, NY GE
#17992 Karl Nicholas Murphy 7 Cocoa Beach, FL Robotic Research Opco
#17993 Kazuya Mori 7 Tokyo, TX Brillnics Singapore Pte.
#17994 Katsuya Matsuura 7 Wako, JP Rohm Co.
#17995 Katsuhiko Maki 7 Chino, JP Seiko Epson
#17996 Kaijin Mai 7 Tangxia, CN Kingfa Sci. & Tech. Co.
#17997 Kai Liu 7 Beijing, CA Beijing Geekplus Technology Co.
#17998 Karsten Lindig 7 Erfurt, DE Tooz Technologies Gmbh
#17999 KangJu Lee 7 Seojong-myeon, KR LG
#18000 Kang N. Lee 7 Zionsville, IN —