Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–20 of 20 inventors

Rank Inventor Primary Company Patents
1 Masazumi Ito Minolta 4
2 Toshihiko Zenpo Sintokogio 3
2 Michio Takahashi Ngk Insulators 3
#4 Toru Kasamatsu Konica Minolta 2
#4 Hitoshi Asano Konica Minolta 2
#4 Tomoko Maruyama Canon 2
#4 Takashi Hanai Kabushiki Kaisha Toshiba 2
#4 Jiro Oda Makita 2
#4 Hirokatsu Obayashi Nidek Co. 2
#4 Akinori Kimata Konica Minolta 2
#11 Takashi Sugaya Konica Minolta 1
#11 Yasuo Goto Home Co. 1
#11 Tomitake Aratachi Brother Kogyo 1
#11 Mitsuhiro Gono Nidek Co. 1
#11 Takehisa Nakao Konica Minolta 1
#11 Futoshi Okazaki Konica Minolta 1
#11 Taku Kimura Konica Minolta 1
#11 Katsunori Sakai Brother Kogyo 1
#11 Eri Yoshida Konica Minolta 1
#11 Akihiko Matsumoto Konica Minolta Opto 1