Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–14 of 14 inventors

Rank Inventor Primary Company Patents
1 Hiroshi Sakoh Panasonic 3
2 Shinichi Yuasa Toyota 2
2 Junichi Matsui Komatsu 2
2 Hiroshi Seki Seiko Epson 2
#5 Mikiya Miyazato National Cerebral And Cardiovascular Center 1
#5 Masahiro Kirigaya Panasonic 1
#5 Hideichi Sasaoka The Doshisha 1
#5 Masatsugu Morimitsu The Doshisha 1
#5 Masataka Ohira Empire Technology Development 1
#5 Hayatoshi Ihara Sanyo Electric Co. 1
#5 Tomoyuki Hiroyasu Ono Sokki Co. 1
#5 Ryo Minamida Sumitomo Chemical 1
#5 Manabu Ueda Shimadzu 1
#5 Maraki Maetani Kyocera 1