Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Akio Takahashi Hitachi 4
2 Kunio Nishimura Showa Denko K.K. 3
3 Masanao Ando Shimadzu 1
3 Jun Suenaga Sony 1

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