Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kanazawa, JP ranks #1,796 worldwide for total patents filed all time, with 1,846 patents from 503 inventors. Leading employers of inventors based in Kanazawa, JP include Kabushiki Kaisha Toshiba, Fujitsu Limited, Minolta Co..

Showing 1–50 of 503 inventors

Rank Inventor Primary Company Patents
1 Ichiro Mizushima Kabushiki Kaisha Toshiba 103
2 Yasunori Tanaka Kabushiki Kaisha Toshiba 83
3 Satoshi Yamashita Fujitsu Limited 75
#4 Masahiko Matsuura Minolta Co. 53
#5 Shin Abe Murata Manufacturing Co. 36
#6 Motoharu Hiroshima Murata Manufacturing Co. 34
#7 Junji Niikura Sumitomo Electric Industries 32
#8 Takashi Mishima Mitsui Petrochemical Industries 29
#9 Katsuo Ito Murata Manufacturing Co. 28
#10 Hiroyuki Yanagi Tokuyama 25
#11 Takeshi Asai Komori 24
#12 Tadashi Umeda Mita Industrial Co. 21
#13 Toshiaki Naka Shibuya Kogyo Co. 20
#14 Kanji Tsuji Canon 18
#14 Nobukiyo Konishi Fujisawa Pharmaceutical Co. 18
#14 Shiro Sugimura Phoenix Solution Co. 18
#14 Yasunori Miyauchi Pfu Limited 18
#18 Tomoaki Nishikido Panasonic 17
#19 Shin Morita Japan Display 16
#20 Yoshio Toriyama Hitachi 15
#20 Masahiro Takano Fujifilm Wako Pure Chemical 15
#20 Kazunobu Shimoe Murata Manufacturing Co. 15
#23 Zenji Tamura Tsudakoma Kogyo 13
#23 Kazuhito Tanimoto Wako Pure Chemical Industries 13
#23 Eiji Hamamoto Nitto Denko 13
#26 Fumio Matsuda Mitsubishi Electric 12
#26 Marefusa Kurumada Panasonic 12
#28 Yasumi Imagawa Sumitomo Electric Industries 11
#28 Hideo Maruyama Brother Kogyo 11
#28 Chikara Kaneko Chisso 11
#28 Jiyun Du Pfu Limited 11
#32 Katsuhiko Sugita Tsudakoma Kogyo 10
#32 Satoru Moto Pfu Limited 10
#32 Shigekazu Noda Komatsu 10
#35 Junnosuke Matsuda Brother Kogyo 9
#35 Makoto Takagawa Fujitsu Limited 9
#35 Shigeharu Sawada Tsudakoma Kogyo 9
#35 Katsumi Sakai Murata Manufacturing Co. 9
#39 Shiro Kitamura Honda Motor Co. 8
#39 Yukihiko Kameda Takeda Chemical Industries 8
#39 Kentaro Teranishi Toshiba Matsushita Display Technology Co. 8
#39 Masaru Shikata Alps Electric Co. 8
#39 Takafumi Seto National Institute Of Advanced Industrial Science And Technology 8
#39 Shigeto Taga Murata Manufacturing Co. 8
#39 Hideyuki Ikehira Sumitomo Chemical 8
#39 Haruki Ishino Ishino Seisakusyo Co. 8
#39 Kenya Nagano Panasonic 8
#39 Ryu Kobayashi Fujitsu Limited 8
#39 Ryoji Nakagawa Hitachi 8
#39 Sigeru Onishi Toyota 8