Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–12 of 12 inventors

Rank Inventor Primary Company Patents
1 Akira Saito Ricoh Company 8
2 Naoki Okamoto Canon 6
3 Yuusuke Sugawara Semiconductor Energy Laboratory 5
#4 Hiroshi Maki Renesas Electronics 4
#5 Tatsuyuki Okubo Renesas Electronics 2
#5 Tsuyoshi Yokomori Renesas Electronics 2
#5 Daisuke Yano Tokyo Electron Limited 2
#5 Tomoji Sato Hitachi 2
#9 Akira Iso Fuji Electric Co. 1
#9 Kouji Mukai Fuji Electric Co. 1
#9 Keijirou Amino Nisca 1
#9 Takeshi Toyama Canon 1