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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ozu, JP ranks #617 worldwide for total patents filed in 2016, with 204 patents from 128 inventors. Leading employers of inventors based in Ozu, JP include Sumitomo Heavy Industries Ion Technology Co., Sony, Koito Manufacturing Co..

Showing 1–50 of 128 inventors

Rank Inventor Primary Company Patents
1 Mitsuaki Kabasawa Sumitomo Heavy Industries Ion Technology Co. 8
2 Tomohiro Matsuo Sony 7
3 Takanori Yagita Sumitomo Heavy Industries Ion Technology Co. 5
3 Haruka Sasaki Sumitomo Heavy Industries Ion Technology Co. 5
3 Kouji Inada Sumitomo Heavy Industries Ion Technology Co. 5
#6 Kazuhiro Yamazaki Koito Manufacturing Co. 4
#6 Masateru Sato Sumitomo Heavy Industries Ion Technology Co. 4
#6 Wataru Nakamura Sharp Kabushiki Kaisha 4
#6 Masahiro Hashimoto Hoya 4
#10 Masato Honma Toray Industries 3
#10 Hiroyuki Toya Sumitomo Metal Mining Co. 3
#10 Tsuyoshi Ohashi Brother Kogyo 3
#10 Toshiaki Takeshita Honda Motor Co. 3
#10 Takashi Yoshino Ngk Insulators 3
#10 Yuichi Yamashita Hitachi 3
#10 Shiro Ninomiya Sen 3
#10 Hiroyuki Kariya Avanstrate 3
#18 Toshiaki Iio Panasonic 2
#18 Masakazu Sumida Sumitomo Chemical 2
#18 Itsuki Doi Iseki & Co. 2
#18 Tomoyuki Ishida Iseki & Co. 2
#18 Seiji Kikuchi Panasonic 2
#18 Eriko Yoshioka Panasonic 2
#18 Yoshitaka Amano Sumitomo Heavy Industries Ion Technology Co. 2
#18 Shoji Mima Sumitomo Chemical 2
#18 Shinji Okubo Asahi Kasei Chemicals 2
#18 Masaya Tsujimoto Panasonic 2
#18 Masayuki Ishizuka Sumitomo Heavy Industries 2
#18 Tomoko Ichikawa Toray Industries 2
#18 Noriyasu Ido Hitachi 2
#18 Toshiki Matsumoto Denso 2
#18 Mitsukuni Tsukihara Sen Corporation, An Shi And Axcelis 2
#18 Takeshi Hagiyama Iseki & Co. 2
#18 Takayuki Kajihara Iseki & Co. 2
#18 Noriyuki Shinohara Panasonic 2
#18 Tsuguhiro Kondoh Panasonic 2
#18 Toshio Yumiyama Sen 2
#18 Makoto Sakai Toshiba Lighting & Technology 2
#18 Kouji Kato Sumitomo Heavy Industries Ion Technology Co. 2
#18 Yuuji Takahashi Sumitomo Heavy Industries Ion Technology Co. 2
#41 Akira Funai Sumitomo Heavy Industries Ion Technology Co. 1
#41 Yoshitaka Tani Iseki & Co. 1
#41 Motonori Uchiyama Panasonic 1
#41 Kazunari Maeba Sumitomo Metal Mining Co. 1
#41 Kouichi Hiranaka Ricoh Company 1
#41 Shoji Komoda Iseki & Co. 1
#41 Takumi Shima Panasonic 1
#41 Sohei Akinaga Miura Co. 1
#41 Kaoru Uenosono Panasonic 1
#41 Atsumi TANEMURA Nippon A&L 1