Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Kuang-Kai Liu The Procter & Gamble 1
1 Kuang-Yu Hsu National Taiwan University 1
1 Chang-Fa Yang Chant Sincere Co. 1
1 Ching-Tang Chang Delta Electronics 1

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