Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Aioi, JP ranks #24,103 worldwide for total patents filed all time, with 48 patents from 18 inventors. Leading employers of inventors based in Aioi, JP include Sharp Kabushiki Kaisha, Ihi, Mitsubishi Electric.

Showing 1–18 of 18 inventors

Rank Inventor Primary Company Patents
1 Kohji Ariga Sharp Kabushiki Kaisha 11
2 Jun Teramoto Ihi 6
2 Ryosuke Okita Mitsubishi Electric 6
#4 Nobuhiko Kurokawa Kawasaki 4
#5 Hisaharu Sakae Ihi 3
#6 Kazuhiko Fujita Otsuka Pharmaceutical Co. 2
#6 Kiyoharu Mizumoto Daicel Chemical Industries 2
#6 Katsuo Kawashima Japan Servo Co. 2
#6 Toshikazu Deie Kabushiki Kaisha Toshiba 2
#6 Machiko Kobayashi Ihi 2
#11 Tomohiro Matsushita 1
#11 Masatoshi Wakabayashi 1
#11 Takashi Nakauma Showa Highpolymer Co. 1
#11 Tatsuo Kawakami Kawasaki Refractories Co. 1
#11 Ken-ichiro Nakamatsu Japan Science And Technology Agency 1
#11 Kazumi Akashi Mitsubishi Materials 1
#11 Hidekazu Kanbara Showa Denko 1
#11 Futoshi Yoshino Kabushiki Kaisha Toshiba 1