Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Kenichi Kawasaki Sony 9
2 Akira Tanaka Kabushiki Kaisha Toshiba 8
3 Yasushi Saito Sony 5
#4 Shin Hasegawa Murata Manufacturing Co. 2

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