Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Iwakura, JP ranks #10,793 worldwide for total patents filed in 2021, with 7 patents from 5 inventors. Leading employers of inventors based in Iwakura, JP include Toyota Industries, Ngk Spark Plug Co., Mitsubishi Electric.

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Yuji Hashimoto Toyota Industries 3
2 Yoshihiro Nakamura Ngk Spark Plug Co. 1
2 Isao Ito 1
2 Akiko HOSHINO Mitsubishi Electric 1
2 Hiroyuki Tsukada Kabushiki Kaisha Toshiba 1