Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–13 of 13 inventors

Rank Inventor Primary Company Patents
1 Yasuhiro Saito Nippon Sheet Glass Company, Limited 3
2 Akihiko Hirano Hitachi 2
2 Shigeki Yoshida Mitsubishi Electric 2
2 Tomio Suyama Hoshizaki Denki 2
2 Hiroshi Kai Canon 2
#6 Masakazu Kamiya Aisin Seiki Kabushiki Kaisha 1
#6 Tadaharu Hosogi Hoshizaki Denki 1
#6 Yoshimasa Tameishi Hoshizaki Denki 1
#6 Hirokazu Kondo Fujitsu Limited 1
#6 Takashi Yakata Mitsubishi Motors 1
#6 Seiki Hosaka Hoshizaki Denki 1
#6 Katsuhiro Asano Toyota Central R&D Labs 1
#6 Shigeru Nishiyama Mitsubishi Electric 1