Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Naruto, JP ranks #3,613 worldwide for total patents filed in 2021, with 32 patents from 21 inventors. Leading employers of inventors based in Naruto, JP include Nichia, Canon, Tomita Pharmaceutical Co..

Showing 1–21 of 21 inventors

Rank Inventor Primary Company Patents
1 Keiji Emura Nichia 5
2 Kenji Asai Nichia 4
2 Mika Amiya Nichia 4
#4 Yasushi Morimoto Canon 2
#5 Kazuhiko Tamagawa Tomita Pharmaceutical Co. 1
#5 Hirosuke HAYASHI Nichia 1
#5 Tomooki Kawasaki Nichia 1
#5 Yukinori Konishi Tomita Pharmaceutical Co. 1
#5 Kazuki Kamai Tomita Pharmaceutical Co. 1
#5 Moriteru Asano Takeda Pharmaceutical Company Limited 1
#5 Shigekazu Fujita Otsuka Pharmaceutical Co. 1
#5 Akira Tabuchi Otsuka Chemical Co. 1
#5 Naoyuki Endo Otsuka Pharmaceutical Factory 1
#5 Miwa Harada Otsuka Pharmaceutical Factory 1
#5 Yasunori Nagahama Nichia 1
#5 Kenzo Noda Fujitsu Limited 1
#5 Toshio Matsushita Nichia 1
#5 Tomohiko Hatano Nichia 1
#5 Nobuo Tsukui Otsuka Techno 1
#5 Yuuta Tsumura Tomita Pharmaceutical Co. 1
#5 Eiji Majima Otsuka Pharmaceutical Factory 1