Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Atsushi Ueno Oiles 2
1 Masaki Yoshida Unicharm 2
1 Minoru Aoki Ricoh Company 2
#4 Masato Oonuki Kabushiki Kaisha Toshiba 1
#4 Shigenori Ohtani Sharp Kabushiki Kaisha 1
#4 Tetsuyuki Takanashi Kabushiki Kaisha Toshiba 1