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USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Masaaki Yamabayashi Sumitomo Electric Industries 2
2 Kazumi Yasuda Babcock-Hitachi K.K. 1
2 Yoshiko Yamazaki Seed Co. 1
2 Hiroyuki Arimoto Shimano 1