Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Iruma, JP ranks #4,401 worldwide for total patents filed in 2021, with 25 patents from 22 inventors. Leading employers of inventors based in Iruma, JP include Hosokawa Yoko Co., Tamura, Casio Computer Co..

Showing 1–22 of 22 inventors

Rank Inventor Primary Company Patents
1 Tomonari Shinohara Hosokawa Yoko Co. 2
1 Satoshi Okumura Tamura 2
1 Fusao Nishiura Casio Computer Co. 2
#4 Mitsugu Ueno Kabushiki Kaisha Toshiba 1
#4 Tsukasa KATSUYAMA Tamura 1
#4 Rei Nakayama Seiko Epson 1
#4 Kakuei Kunii Mahle Filter Systems Japan 1
#4 Toshio Nagasaka Casio Computer Co. 1
#4 Takayuki Kotani Hosokawa Yoko Co. 1
#4 Takayuki Akutsu Calsonic Kansei 1
#4 Hidetaka Eguchi Kabushiki Kaisha Toshiba 1
#4 Lung Kei Amos Shek Coretech Co. 1
#4 Nobuhiro Yamashita The Yokohama Rubber Co. 1
#4 Yurika Munekawa Tamura 1
#4 Masaya Ueno Rohm Co. 1
#4 Takayuki Izumi Toa Nenryo Kogyo 1
#4 Hiroyuki Minowa Coretech Co. 1
#4 Shinichi Usukura Tamura 1
#4 Daiki Amino Tamura 1
#4 Yoshihiro Sugii Japan Aviation Electronics Industry, Limited 1
#4 Shinkichi Murakami Toa Nenryo Kogyo 1
#4 Koji Teshima Mitsubishi Tanabe Pharma 1