Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Funabashi, JP ranks #1,250 worldwide for total patents filed in 2021, with 112 patents from 75 inventors. Leading employers of inventors based in Funabashi, JP include Yamaha, Nissan Chemical Industries, Canon.

Showing 1–50 of 75 inventors

Rank Inventor Primary Company Patents
1 Takeaki Kishimoto 6
2 Hideo Suzuki Yamaha 5
3 Masaaki Ozawa Nissan Chemical Industries 4
3 Yasushi Iwakura Canon 4
3 Tadayuki Isaji Nissan Chemical Industries 4
#6 Masahiro Horibe Fujitsu Limited 3
#6 Takamasa Kikuchi 3
#6 Syuji Tsuchiya Fujifilm 3
#9 Keisuke Shuto Nissan Chemical Industries 2
#9 Yasunari Saito Jtekt 2
#9 Yuji Wakabayashi Canon 2
#9 Yasufumi Tsuchiya Mitsui Chemicals 2
#9 Ryoichi Ashizawa Nissan Chemical Industries 2
#9 Kohei Goto Jsr 2
#9 Ryota Okubi Toyota 2
#9 Takehiro Nagasawa Nissan Chemical Industries 2
#9 Kazutoshi ODAKA 2
#9 Masato Moriuchi Nissan Chemical Industries 2
#9 Masaya Nagai Aisin Seiki Kabushiki Kaisha 2
#9 Taku Kato Kabushiki Kaisha Toshiba 2
#9 Atsushi Kunimatsu Kabushiki Kaisha Toshiba 2
#22 Masahiro Hida Nissan Chemical Industries 1
#22 Takuji Yoshimoto Nissan Chemical Industries 1
#22 Yasuhiro Harita Asmo Co. 1
#22 Yoshimi OTANI Asahi Glass Co. 1
#22 Akira Numata Nissan Chemical Industries 1
#22 Atsuhiko Mandai Nissan Chemical Industries 1
#22 Shoichi Kondo 1
#22 Yuuki Watanabe Sony 1
#22 Hiroshi Oomoto 1
#22 Yuki Furukawa Nissan Chemical Industries 1
#22 Yasuyuki Ooyagi Dai Nippon Printing Co. 1
#22 Tatsuya NAGI Nissan Chemical Industries 1
#22 Kenjiro Fujii Hitachi 1
#22 Kazutaka Arai Nissan Chemical Industries 1
#22 Yasumasa Kajinaga IBM 1
#22 Taichi Nakazawa Nissan Chemical Industries 1
#22 Kuniaki Ito Nintendo Co. 1
#22 Yukihiro Maizuru 1
#22 Takao KUDO 1
#22 Kenkichi NOTO 1
#22 Koji Okita Asahi Glass Co. 1
#22 Daniel Antonio Sahade 1
#22 Shinsuke TADOKORO 1
#22 Shojiro Yukawa Nissan Chemical Industries 1
#22 Makoto Kitano Hitachi 1
#22 Tadashi Hatanaka Nissan Chemical Industries 1
#22 Kazutaka Matoba Nissan Chemical Industries 1
#22 Yukimasa Kizawa IBM 1
#22 Yoichi Iwamoto Kanebo, Limited 1