Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 4,251–4,300 of 11,174 inventors

Rank Inventor Primary Company Patents
#2191 Hajime Tsukahara Ricoh Company 2
#2191 Shigenobu Sekine Napra Co. 2
#2191 Tomohiro Endo Disco 2
#2191 Masunori Shibata Mitsubishi Electric 2
#2191 Mitsuru Koizumi Jeol 2
#2191 Tatsuyuki Yamamoto Hitachi 2
#2191 Wataru Tsutsumi Daiwa Seiko Co. 2
#2191 Masahiro Sasajima Hitachi High-Technologies 2
#2191 Takao Ogata Canon 2
#2191 Keishi Tamura Hitachi 2
#2191 Kiyoshi Fukuchi Nec 2
#2191 Yohei Yamamoto Ricoh Company 2
#2191 Masaki Yamashita Japan Aviation Electronics Industry, Limited 2
#2191 Masaaki Sakata Seiko Epson 2
#2191 Tomohiko Nagayama Sony 2
#2191 Makoto Higaki Kabushiki Kaisha Toshiba 2
#2191 Toshimi Koyama Comcast 2
#2191 Takami Shibazaki Olympus 2
#2191 Kazuhito Akiyama IBM 2
#2191 Minoru Danno Mitsubishi Electric 2
#2191 Daisuke Imaki Ricoh Company 2
#2191 Sumio Watanabe Fujitsu Component Limited 2
#2191 Taku Kanaoka Renesas Electronics 2
#2191 Ichiro Umeda Canon 2
#2191 Tetsuo Nakazawa Hitachi Medical 2
#2191 Junichi Iwasaki Nec 2
#2191 Hidetake Itoh Tdk 2
#2191 Takao Nireki Comcast 2
#4279 Akira Honjo Sony 1
#4279 Sadao Fujita Nec 1
#4279 Yuichiro Hosokawa Mitsubishi Electric 1
#4279 Hirohisa Nishino Mitsubishi Electric 1
#4279 Hidetoshi Yamato Mitsubishi Electric 1
#4279 Shinya Urisaka Canon 1
#4279 Ayami Imamura Olympus 1
#4279 Takahiro Kawakatsu Kurita Water Industries 1
#4279 Toshihisa Maeda Rohm Co. 1
#4279 Yusuke Tsuchida Sumitomo Wiring Systems 1
#4279 Yasutaka Nakamura Yamaha 1
#4279 Mototsugu Osada Shinagawa Refractories Co. 1
#4279 Masayoshi Ogura Sanyo Electric Co. 1
#4279 Junichiro Tsujino Ebara 1
#4279 Takeo Yamazaki Canon 1
#4279 Kazuma Nakazawa Bridgestone 1
#4279 Yusuke Sugimoto Fujifilm 1
#4279 Shigeru Fukinuki Nsk 1
#4279 Jun Maeoka Hitachi 1
#4279 Yoshitaka Kawada Kabushiki Kaisha Toshiba 1
#4279 Tetsuya Kajita Nec 1
#4279 Masaya Yamagata Nec 1