Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Teijin Limited — 1,450 Patents

Rank (All Time): #585 of 106,127Top 1%
1,631 inventors
1,450 Patents All Time

Top Inventors at Teijin Limited All Time

Showing 1–50 of 1,631 inventors

RankNamePatents
1 Satoshi Nishikawa 43
1 Shunichi Matsumura 43
3 Katsushi Sasaki 33
3 Yoshiki Suzuki 33
#5 Hiroo Inata 31
#6 Yataro Ichikawa 28
#7 Seizi Kurozumi 27
#8 Hiroaki Kaneko 26
#8 Takashi Yoshitomi 26
#8 Yuji Makino 26
#11 Toru Sawaki 24
#12 Keizo Shimada 23
#12 Kinji Hasegawa 23
#12 Atsuo Hazato 23
#15 Wataru Funakoshi 22
#16 Hisashi Hamano 21
#16 Toshifumi Osawa 21
#18 Hirofumi Murooka 20
#19 Takahiro Daido 19
#19 Yasuhiko Masuho 19
#21 Hideshi Kurihara 18
#21 Masahiro Hosoi 18
#21 Toshimasa Kuroda 18
#21 Toshio Tanaka 18
#21 Yasuhiro Saeki 18
#26 Ieyasu Kobayashi 17
#26 Kaoru Iwata 17
#26 Susumu Honda 17
#29 Hodaka Yokomizo 16
#29 Katsuhiro Yamanaka 16
#29 Koji Furuya 16
#29 Masami Etchu 16
#29 Makoto Handa 16
#29 Masumi Hirata 16
#29 Michikage Matsui 16
#29 Takeyuki Kawaguchi 16
#29 Yoshiyuki Sasaki 16
#38 Kenji Suzuki 15
#38 Koji Kubo 15
#38 Masanori Nishiyama 15
#38 Makoto Yoshida 15
#38 Shingo Emi 15
#38 Takeshi Hara 15
#38 Tetsuo Yoshida 15
#38 Tsutomu Kiriyama 15
#38 Tsutomu Nakamura 15
#47 Hiroaki Kuwahara 14
#47 Hiroyoshi Minematsu 14
#47 Jiro Sadanobu 14
#47 Masayuki Fukuda 14