Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–7 of 7 inventors

Rank Inventor Primary Company Patents
1 Masahiro Nohara 3-D Matrix 2
1 Tomoko Matsudai Kabushiki Kaisha Toshiba 2
1 Yukio Okada Sanyo Electric Co. 2
#4 Masazumi Takada 1
#4 Katsumi Kitanaka Hokushin Kogyo 1
#4 Izumi Kazumura 1
#4 Hirotaro Yamaguchi Kasuga Denki 1