Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Seto, JP ranks #1,540 worldwide for total patents filed all time, with 2,182 patents from 328 inventors. Leading employers of inventors based in Seto, JP include Panasonic, Toyota, Fujifilm.

Showing 1–50 of 328 inventors

Rank Inventor Primary Company Patents
1 Daisuke Ueda Panasonic 173
2 Atsushi Honda Toyota 83
3 Toshiya Kojima Fujifilm 57
#4 Keiji Yamashita Toyota 52
#5 Masahiko Namerikawa Ngk Insulators 51
#6 Keita Imai Toyota 47
#7 Narumasa Soejima Toyota 44
#8 Hiroshi Mizobata Toyota 43
#8 Yuki TATSUMOTO Toyota 43
#10 Hirokazu Ando Toyota 39
#11 Katsumi Ito Kubota 38
#12 Hiromichi Ito Hitachi 37
#13 Shunya Kato Toyota 36
#14 Osamu Yumita Toyota 30
#15 Jun Tsukamoto Toray Industries 28
#16 Takuya Hirota Nec Electronics 27
#17 Yoshihito Suzuki Denso 26
#18 Shinji Shimokawa Toyota 24
#18 Yoshihiro Matsuda Toyota 24
#20 Masaharu Senoue Sony 23
#20 Hiroyuki Tsunekawa Toyota 23
#20 Wataru Matsubara Mitsubishi Electric 23
#23 Takafumi Yamauchi Toyota Central R&D Labs 22
#23 Takayuki Fujimoto Hitachi-Lg Data Storage 22
#23 Takaki Uemura Konica Minolta 22
#23 Shin Noumura Toyota 22
#27 Takahiko Nakano Sharp Kabushiki Kaisha 20
#28 Takao Itoh Toyota 19
#29 Makoto Kawamoto Seiko Epson 18
#29 Yusuke Fukuoka Sharp Kabushiki Kaisha 18
#31 Yasuki Hirota Toyota Central R&D Labs 17
#32 Norihiko Saito Tokyo Electron Limited 16
#33 Fumishige Shizuku Toyota 15
#33 Hitoshi Kawai Nikon 15
#33 Naoto Hasegawa Toyota 15
#36 Toru Miyagawa Honda Motor Co. 14
#36 Yuta KUBO Asahi Intecc Co. 14
#36 Tadashi Odashima Toyota 14
#36 Tomohiro Nodsu Brother Kogyo 14
#40 Mitsunari Kano Hitachi 13
#40 Akitoshi Iwata Toyota 13
#40 Yoshio Okano Schott Ag 13
#40 Shinichiro Yukoku Advics Co. 13
#40 Katsuhide Kitagawa Toyota 13
#45 Hiroyasu Kado Toyota 12
#45 Masahiko Maruyama Sharp Kabushiki Kaisha 12
#45 Kouji Katsuno Toyota 12
#48 Katsumi Ishida Aisan Kogyo Kabushiki Kaisha 11
#48 Katsuyuki Kido Toyota 11
#48 Keiichi Kaneshige Toyota 11