{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Cities", "item": "https://www.patentleaderboard.com/cities"}, {"@type": "ListItem", "position": 3, "name": "Iyo, JP", "item": "https://www.patentleaderboard.com/city/iyo-jp"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Cities › Iyo, JP

Iyo, JP All Time

422 patents  ·  92 inventors

Ranked #5,957 of 112,640 cities Top 6%

Iyo, JP ranks #5,957 worldwide for total patents filed all time, with 422 patents from 92 inventors. Leading employers of inventors based in Iyo, JP include Seiko Epson, Toray Industries, Henkel Limited.

Showing 1–50 of 92 inventors

Rank Inventor Primary Company Patents
1 Masanobu Kobayashi Seiko Epson 61
2 Kentaro Sano Toray Industries 25
3 Takumi Honda Henkel Limited 19
#4 Jun Misumi Toray Industries 18
#5 Junko Kawasaki Toray Industries 16
#6 Toshimasa Tokuda Teijin Chemicals Limited 14
#7 Ikuo Horibe Toray Industries 12
#7 Hiroshi Harima Dai Nippon Printing Co. 12
#9 Kazuhiro Hatanaka Nippon Chemi-Con 11
#9 Tomio Miyazaki Honda Motor Co. 11
#11 Hiroshi Hagihara Kao 10
#11 Katsumi Yamasaki Toray Industries 10
#11 Yoji Matsuhisa Toray Industries 10
#14 Yoshifumi Nakayama Toray Industries 9
#15 Yozo Ohba Oji Yuka Goseishi Co. 8
#16 Fumio Tanae Teijin Seiki Co. 7
#16 Koichiro Maeda Nippon Zeon Co. 7
#18 Tomoyuki Kishino Teijin Limited 6
#18 Shunsaku Noda Toray Industries 6
#20 Katsumi Omura Kuraray Co. 5
#20 Mami Hayashi Toray Industries 5
#20 Tatsuya Shimoyama Iseki & Co. 5
#20 Masaaki Yanagihara Teijin Limited 5
#24 Yuji Osada Toray Industries 4
#24 Tomihiro Ishida Toray Industries 4
#24 Kunihiro Mishima Toray Industries 4
#24 Masayoshi Yamagiwa Toray Industries 4
#24 Kazuki Yoshihiro Toray Industries 4
#24 Yasushi Iida Toray Industries 4
#24 Yasunori Nagashima Toray Industries 4
#31 Mami Sakaguchi The University Of Tokyo 3
#31 Tamaki Kubo Iseki & Co. 3
#31 Tsumoru Renge Kuraray Co. 3
#31 Masazumi Tokunoh Toray Industries 3
#31 Renshi Goto Iseki & Co. 3
#31 Naohiro Ito Iseki & Co. 3
#31 Eiichiro Kinoshita Iseki & Co. 3
#31 Tomomi Ota Kao 3
#39 Shinichi Minakuchi Quantum 2
#39 Kaori Narimatsu Toray Industries 2
#39 Shizue Ueno Toray Industries 2
#39 Chikashi Nishino Mitsubishi Petrochemical Engineering Co. 2
#39 Takehumi Kato Iseki & Co. 2
#39 Keiichi Ishio Toray Industries 2
#39 Tomohisa Noguchi Toray Industries 2
#39 Narutoshi Ishioka Iseki & Co. 2
#39 Satomi Matsuo Toray Industries 2
#39 Toshimasa Katayama Toray Industries 2
#39 Kanako Mizuniwa Iseki & Co. 2
#39 Yuichi Ota Kao 2

Nearby-Ranked Cities

Rua Maria Anália, VA423
Longbeilingcun, CN423
Tokushima, JP423
Somalomo, CM423
Verbania, IT423
Kyoto, JP422
Schramberg, DE422
Neu-Isenburg, DE422
Melbourne, AU422