Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–8 of 8 inventors

Rank Inventor Primary Company Patents
1 Takahiro Harada Shimadzu 6
2 Hiroshi Satoh Nissan Motor Co. 5
3 Ken Watanabe Hitachi 3
#4 Yutaka Ikeda Mitsubishi Electric 2
#4 Kazuyuki Yamashita Advantest 2
#6 Tomoyuki Uekado Fujitsu Limited 1
#6 Masakazu Fujio Mitsubishi Tanabe Pharma 1
#6 Xiaqing Wen Syntest Technologies 1

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