Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ishikawa, JP ranks #728 worldwide for total patents filed in 2017, with 186 patents from 85 inventors. Leading employers of inventors based in Ishikawa, JP include Panasonic, Compagnie Generale Des Etablissements Michelin, Kabushiki Kaisha Toshiba.

Showing 1–50 of 85 inventors

Rank Inventor Primary Company Patents
1 Takashi Iwai Panasonic 23
2 Sadaki Futagi Panasonic 14
3 Yuichi Futa Panasonic 7
#4 Tomofumi Takata Panasonic 6
#5 Hiroyuki Uejima Panasonic 5
#6 Shuichi Kaneko Compagnie Generale Des Etablissements Michelin 4
#6 Hiroaki Katou Kabushiki Kaisha Toshiba 4
#6 Masaru Fukuoka Panasonic 4
#6 Yuichi Kashino Panasonic 4
#6 Takanori Hirobe Panasonic 4
#6 Kei Murayama Shinko Electric Industries Co. 4
#12 Kiyoaki Hashimoto Tessera 3
#12 Hiroyuki Uno Panasonic 3
#12 Masanari Takabatake Pfu Limited 3
#12 Kiyoto Kosaka Pfu Limited 3
#12 Yoshio Sakai Hitachi 3
#12 Yusuke Matsukura Nikkiso Co. 3
#12 Masamune Takano Kabushiki Kaisha Toshiba 3
#12 Takuya Kawashima Panasonic 3
#20 Tomoaki Wada Pfu Limited 2
#20 Keiko Ogawa Konica 2
#20 Masahiro Shimura Kabushiki Kaisha Toshiba 2
#20 Yasunari Itoh Pfu Limited 2
#20 Kazuo Shima Nec 2
#20 Toshifumi Nishiguchi Kabushiki Kaisha Toshiba 2
#20 Yasuhiro Kawai Fujitsu Limited 2
#20 Makoto Aoki Canon 2
#20 Tadayoshi Katagiri Eizo 2
#20 Masato Kesho Japan Display 2
#20 Toichiro Takai Takai Tofu & Soymilk Equipment 2
#20 Toru Awazu Takai Tofu & Soymilk Equipment 2
#20 Toru Mugimoto Pfu Limited 2
#20 Masahiro Asano Denso 2
#20 Youichi Gouda Panasonic 2
#20 Keisuke Kokuma Pfu Limited 2
#20 Masahiko Kobako Pfu Limited 2
#37 Hiroyuki Amikawa Panasonic 1
#37 Saya Shimomura Kabushiki Kaisha Toshiba 1
#37 Sachi Minami Eizo 1
#37 Masayuki Atokawa Murata Manufacturing Co. 1
#37 Juro Yamagishi 1
#37 Takeshi Fukuma National University Corporation Kagawa University 1
#37 Toshio Hirata Denso 1
#37 Hidenori KONAGAYOSHI Nikkiso Co. 1
#37 Shingo Kanaya Pfu Limited 1
#37 Hidekazu Shimizu Sumitomo Electric Industries 1
#37 Takao Inokuma National Institute Of Advanced Industrial Science And Technology 1
#37 Norio Tokuda National Institute Of Advanced Industrial Science And Technology 1
#37 Yasunobu Saito Kabushiki Kaisha Toshiba 1
#37 Yasuyuki TAKEHARA J-Devices 1