Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kagoshima, JP ranks #4,521 worldwide for total patents filed in 2021, with 24 patents from 22 inventors. Leading employers of inventors based in Kagoshima, JP include Takeda Chemical Industries, Mitsubishi Electric, Kyocera.

Showing 1–22 of 22 inventors

Rank Inventor Primary Company Patents
1 Masanori Baba Takeda Chemical Industries 2
1 Shimpei OGAWA Mitsubishi Electric 2
3 Yoshiteru Shimoide 1
3 Atsuomi Fukuura Kyocera 1
3 Masahiro Mitsunaga Sony 1
3 Yoshinobu Takeshita Lapis Semiconductor Co. 1
3 Taro Shimonosono Kagoshima University 1
3 Midori TAKEDA Daikin Industries 1
3 Takakazu Miyahara Elm 1
3 Masaaki TOYAMA Kagoshima University 1
3 Hikari Imada Kagoshima University 1
3 Cin Khai Ngin Kagoshima University 1
3 Takeshi Kokura Panasonic 1
3 Michikazu Nagata Kyocera 1
3 Yasuo Nishiguchi Kyocera 1
3 Takeyuki Arai Kyocera 1
3 Tetsuya Kamada Nuvoton Technology Corporation Japan 1
3 Yoshihiro OHZUNO Kagoshima University 1
3 Takahito Hirata Kyocera 1
3 Yohei IWAMOTO Hitachi Construction Machinery Co. 1
3 Takahiro Kita Sony 1
3 Ken-ichiro Kosai Kagoshima University 1