Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Mitsuru Nakayama Nippon Steel 1
1 Shigeo Matsuyama Denso 1
1 Yoshifumi Ogawa Hitachi 1
1 Masaki Kajiyama Japan Display 1
1 Junichi Hamada NS Sumikin Stainless 1