Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Iitate, JP ranks #4,354 worldwide for total patents filed all time, with 639 patents from 29 inventors. Leading employers of inventors based in Iitate, JP include Sony, Canon, Brother Kogyo.

Showing 1–29 of 29 inventors

Rank Inventor Primary Company Patents
1 Shinichi Hirata Sony 83
2 Masayoshi Fukatsu Canon 66
3 Tetsuya Numata Canon 64
#4 Ryuta Murakami Canon 55
#4 Fumio Morita Brother Kogyo 55
#6 Tomio Noguchi Canon 53
#7 Hiroki Katayama Canon 41
#8 Jun Agata Canon 33
#9 Kazunori Maruyama Dic 31
#10 Naoki Naito Seiko Epson 30
#11 Hiroaki Nosho Canon 21
#12 Hidetoshi Nakata Dic 20
#13 Kazuaki Hatsusaka Dic 17
#14 Teruhiko Miyake Toyota 15
#15 Hisahiro Saito Canon 13
#16 Masaki Hosaka Dic 11
#17 Masanao Takashima Dic 7
#17 Yoshinosuke Shimamura Dic 7
#19 Maiko Kitade Dic 6
#20 Mitsuhiko Terashita National Institutes For Quantum Science And Technology 2
#21 Hiroki Ohashi Dynic 1
#21 Kazutaka KAMIJO Globalwafers Japan Co. 1
#21 Naoaki Iioka Dic 1
#21 Nana Shiraishi Dic 1
#21 Fumihiro Konno Toyota 1
#21 Yuki Kaburagi Dic 1
#21 Katsuaki Imai Dic 1
#21 Nozomi Fujishige Seiko Epson 1
#21 Daiki Tomiya Dic 1