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USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–11 of 11 inventors

Rank Inventor Primary Company Patents
1 Youichi Tsuzaki Jtekt 4
2 Yoshinori Wada Fujitsu Limited 3
3 Katsumi Horikawa 1
3 Yuki Kusumi Sumitomo Electric Industries 1
3 Kanichi Koda Jtekt 1
3 Ryosuke Mano Sharp Kabushiki Kaisha 1
3 Isamu Kawabe Sharp Kabushiki Kaisha 1
3 Yasuhiko Tsuda Kojima Co. 1
3 Masanori Maruno Alps Electric Co. 1
3 Kozue Matsumoto Jtekt 1
3 Shunji Morimoto Koyo Seiko Co. 1