Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KS

Kobe Steel — 1,792 Patents

Rank (All Time): #478 of 106,120Top 1%
1,773 inventors
1,792 Patents All Time

Top Inventors at Kobe Steel All Time

Showing 1–50 of 1,773 inventors

RankNamePatents
1 Kenji Yamamoto 64
2 Toshihiro Kugimiya 43
3 Koji Noishiki 38
#4 Eiji Takahashi 36
#5 Toru Hashimura 33
#6 Kenji Nagura 30
#6 Toshiki Sato 30
#8 Toshio Murakami 29
#9 Kenichi Watanabe 28
#9 Reiichi SUZUKI 28
#11 Aya Miki 27
#11 Junichi Nakai 27
#13 Masaki Matsukuma 26
#13 Shigeto Adachi 26
#15 Katsushi Matsumoto 25
#16 Akira Sakae 24
#16 Shinya Morita 24
#16 Yasuhiro Maeda 24
#19 Hiroshi Goto 22
#19 Noboru Tsuboi 22
#21 Yasuhiro Aruga 21
#22 Masatoshi Yoshida 20
#22 Takao Harada 20
#22 Toshiki Ueda 20
#22 Yasuhiko Fujieda 20
#26 Akira Matsuoka 19
#26 Hiroshi Tamagaki 19
#26 Koji Inoue 19
#26 Mikako Takeda 19
#26 Shoji Yoshimura 19
#26 Takuo Shigehisa 19
#26 Yutaka Narukawa 19
#33 Masatake Toshima 18
#33 Narikazu Hashimoto 18
#33 Shinji Sato 18
#33 Toru Okada 18
#37 Akio Sugimoto 17
#37 Hiroki Saruta 17
#37 Junya Naitou 17
#37 Kaname Araki 17
#37 Katsutoshi Takagi 17
#37 Masatoshi Hida 17
#37 Mototaka Ochi 17
#37 Naoki Sugano 17
#37 Shushi Ikeda 17
#37 Tatsuya Asai 17
#37 Takehiko Wakazono 17
#37 Takemasa Yamasaki 17
#37 Yoshihaya Imamura 17
#37 Yuuki Tauchi 17