Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–24 of 24 inventors

Rank Inventor Primary Company Patents
1 Hitoshi Nanba 3
2 Toru Inage Laurel Bank Machines Co. 2
2 Mitsuyuki Kimura Renesas Electronics 2
2 Yukio Yamaura Asahi Kasei Kabushiki Kaisha 2
2 Kiyoshi Sakoh 2
#6 Manabu Tsujino Toppan Printing Co. 1
#6 Toru Miyachi Combi 1
#6 Kazutaka Okada Hitachi Medical 1
#6 Takumi Kawamura Fujitsu Limited 1
#6 Hirokazu Izumidate IBM 1
#6 Toshiyuki Ogano Hitachi Maxell 1
#6 Masanori Onda 1
#6 Yoichi Nagashima Kawai Gakki Seisakusho 1
#6 Mineki Taoka Samsung 1
#6 Hajime Morino Glory 1
#6 Katsumi Harumoto 1
#6 Soh Suzuki 1
#6 Kenichi Kawahara 1
#6 Kazuya Yamanoi 1
#6 Yasufumi Kayahara 1
#6 Ryousuke Miyagawa Hitachi 1
#6 Masafumi Moriya Miyoshi Yushi Kabushiki Kaisha 1
#6 Koichi Awano Honda Motor Co. 1
#6 Kazuhiko Minowa Basell Poliolefine Italia S.R.L. 1