Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Yuji Suzuki Ricoh Company 9
2 Hiroyuki Konno Konica Minolta 3
3 Seiji Yamamoto Kabushiki Kaisha Toshiba 2
#4 Kiyoshi Minakuchi Yamaha 1
#4 Yoshimasa Okamura Canon 1

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