Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ritto, JP ranks #4,086 worldwide for total patents filed in 2017, with 27 patents from 18 inventors. Leading employers of inventors based in Ritto, JP include Omron, Panasonic, Ishida Co..

Showing 1–18 of 18 inventors

Rank Inventor Primary Company Patents
1 Heita Nada Omron 4
1 Yoshihisa Kato Panasonic 4
3 Satoru KAMIGAITO Ishida Co. 2
3 Toshiki Kusunoki Gs Yuasa International 2
3 Kazuyuki SUGIMOTO Ishida Co. 2
#6 Yuki Taniyasu Omron 1
#6 Takeshi Kataya Murata Manufacturing Co. 1
#6 Tatsuya Masumoto Gs Yuasa International 1
#6 Makoto Ichikawa Ishida Co. 1
#6 Takashi Kabumoto Ishida Co. 1
#6 Kazuyoshi Nishikawa Omron 1
#6 Seiji Nemoto Gs Yuasa International 1
#6 Toshiki Yoshioka Gs Yuasa International 1
#6 Yoshimitsu Nakano Omron 1
#6 Yo Hasegawa Sumitomo Electric Industries 1
#6 Hiroshi Tasai Gs Yuasa International 1
#6 Yuzuru YAMADA Ishida Co. 1
#6 Shizuo Minamino Ishida Co. 1