Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Aki, JP ranks #1,979 worldwide for total patents filed in 2017, with 66 patents from 40 inventors. Leading employers of inventors based in Aki, JP include Nec, Az Electronic Materials (Luxembourg) S.A.R.L., Mazda Motor.

Showing 1–40 of 40 inventors

Rank Inventor Primary Company Patents
1 Kouichi Matsumoto Nec 7
2 Yuji Tashiro Az Electronic Materials (Luxembourg) S.A.R.L. 3
2 Haruki Misumi Mazda Motor 3
2 Kota Matsumoto Mazda Motor 3
2 Eiji Sugimoto Delta Tooling Co. 3
2 Shohei Fujii Tdk 3
2 Keisuke Agusa Mazda Motor 3
2 Masaki Oda Mazda Motor 3
2 Daisuke Fukuda Fujitsu Limited 3
#10 Hirotaka Natsume Mazda Motor 2
#10 Hideki Yamada Kioxia 2
#10 Ryuji Kuwano Delta Tooling Co. 2
#10 Fumi HIRANO Mazda Motor 2
#14 Shuma Aoki Mazda Motor 1
#14 Toshiyuki Koga Kabushiki Kaisha Toshiba 1
#14 Tomohiro Komaji Mazda Motor 1
#14 Junichiro Kuwahara Mazda Motor 1
#14 Akira Tsuda Mazda Motor 1
#14 Yasutaka Otsubo Mazda Motor 1
#14 Terumi Asai Delta Tooling Co. 1
#14 Motonori Horii Mazda Motor 1
#14 Akiyoshi Masuda Mazda Motor 1
#14 Tetsuya Ueoka Hitachi 1
#14 Yoko Hoshino Mazda Motor 1
#14 Ryouhei Nagata Mazda Motor 1
#14 Nobuhiro Takaba Mazda Motor 1
#14 Marie Tsurunaga Mazda Motor 1
#14 Yohei Iwashita Mazda Motor 1
#14 Hiroaki Takeshita Mazda Motor 1
#14 Mitsutaka Yamaya Mazda Motor 1
#14 Tatsuya Motoie Delta Kogyo Co. 1
#14 Hiroki Morimoto Mazda Motor 1
#14 Koji Miyamoto Mazda Motor 1
#14 Youichiro Nakahata Mazda Motor 1
#14 Takashi Kashiwabara Mazda Motor 1
#14 Tomohiro Koguchi Mazda Motor 1
#14 Shinshi Kajimoto Mazda Motor 1
#14 Narifumi Domen Mazda Motor 1
#14 Kazuyuki Fukushima Amgen 1
#14 Masahide Kanemori Mazda Motor 1