Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Tsutomu Yamate Schlumberger Technology 2
2 Takahito Mukai Riken 1
2 Tetsuya Kambe Shiseido Company, Limited 1
2 Kenji Matsuno Toyo Seikan Co. 1

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