Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 11,401–11,450 of 245,428 inventors

Rank Name Patents Location Company
#11401 Kazuya Uenishi 4 Yokohama, JP Fujitsu Limited
#11402 Kazuo Uchida 4 Fuchu, JP Koyo Seiko Co.
#11403 Katsuhiko Tsunehara 4 Yokohama, JP Hitachi
#11404 Kazuhiro Tsuga 4 Takarazuka, JP Sumitomo Electric Industries
#11405 Karl Thysell 4 Kalmar, SE Htc Sweden Ab
#11406 Kazuaki Tarumi 4 Seeheim-Jugenheim, DE Merck
#11407 Katsuyuki Tanaka 4 Nagano, JP Sony
#11408 Katsuaki Tanaka 4 Miyoshi, JP Yamaha
#11409 Kazuaki Takano 4 Mito, CA Hitachi
#11410 Kazuhiko Takaishi 4 Machida, JP Fujitsu Limited
#11411 Kazuhiko Takahashi 4 Kasai, JP Hitachi
#11412 Kazuhiko Takada 4 Mitaka, JP Yazaki
#11413 Kanji Tajima 4 Tokyo, JP Moriyama Sangyo
#11414 Kazuhiko Taira 4 Osaka, JP Kabushiki Kaisha Toshiba
#11415 Kazuhiko Tabata 4 Chiyoda, CA Kyowa Hakko Bio Co.
#11416 Kathleen A. Sweeney 4 Naperville, IL Molex
#11417 Kazunaga Suzuki 4 Nagano, JP Seiko Epson
#11418 Kaoru Suzuki 4 Ichinomiya, JP Kabushiki Kaisha Toshiba
#11419 Kazumasa Suzuki 4 Chiyoda, JP Toyoda Gosei Co.
#11420 Kazuhiko Sugiyama 4 Sendai, JP Fujikin Incorporated
#11421 Katsuhiko Shinyama 4 Sakai, JP Sanyo Electric Co.
#11422 Kazuhiro Shimura 4 Hachioji, JP The Yokohama Rubber Co.
#11423 Katsuhito Shimizu 4 Hitachi, JP Hitachi
#11424 Kazuyuki Shimada 4 Saitama, JP Ricoh Company
#11425 Kazutaka Shibata 4 Kyoto, JP Rohm Co.
#11426 Kathleen R. Sellers 4 Delray Beach, FL
#11427 Katsutoshi Seki 4 Tokyo, JP Nec
#11428 Katsutoshi Satoh 4 Tochigi, JP Hitachi
#11429 Katsuhiko Sasaki 4 Calacoa Bellavista, PE Makita
#11430 Kazuo Samejima 4 Osaka, JP Kubota
#11431 Kazuyuki Sakoda 4 Stuttgart, CA Sony
#11432 Kazuhito Sakaguchi 4 Yokohama, JP Casio Keisanki
#11433 Kazuo Saito 4 Glastonbury, CT Nisshinbo Industries
#11434 Kazuya Riku 4 Yokohama, JP Tyco Electronics Amp K.K.
#11435 Kadangode K. Ramakrishnan 4 Berkeley Heights, NJ AT&T
#11436 Katja Peter 4 Wetzlar, DE Danaher
#11437 Kazunori Ozawa 4 Tokyo, JP Nec
#11438 Katsuyuki Oshima 4 Tokyo, JP Dai Nippon Printing Co.
#11439 Kazuo Oosawa 4 Tokyo, JP Nec
#11440 Kazuhiko Omote 4 Tokyo, JP Rigaku
#11441 Kazuya Ohuchi 4 Yokohama, JP Kabushiki Kaisha Toshiba
#11442 Kazunobu Ohta 4 Tokyo, JP Renesas Electronics
#11443 Katsunari Ohsono 4 Kasai, JP Mitsubishi Electric
#11444 Katsuhisa Ogawa 4 Machida, JP Canon
#11445 Kazuhiro Ogawa 4 Hitachi, JP Hitachi
#11446 Katsuya Nozawa 4 Osaka, JP Panasonic
#11447 Kazumasa Nomoto 4 Tokyo, JP Sony
#11448 Kazunori Nishimura 4 Kyoto, JP Sumitomo Electric Industries
#11449 Kazuhiro Nishida 4 Nagano, JP Seiko Epson
#11450 Kazumi Nii 4 Yokohama, JP Fujitsu Limited