Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–21 of 21 inventors

Rank Inventor Primary Company Patents
1 Masaya Miyazaki Panasonic 5
2 Hirokazu Sasaki Shoei Chemical 2
2 Michihiro Inoue Sumitomo Electric Industries 2
2 Masato Uehara National Institute Of Advanced Industrial Science And Technology 2
#5 Kazuhiro Nonaka National Institute Of Advanced Industrial Science And Technology 1
#5 Hideaki Iwahashi Hisamitsu Pharmaceutical Co. 1
#5 Takaaki Terahara Hisamitsu Pharmaceutical Co. 1
#5 Hongzhi Wang National Institute Of Advanced Industrial Science And Technology 1
#5 Xyanying Li National Institute Of Advanced Industrial Science And Technology 1
#5 Tetsuo Korenaga Sumitomo Electric Industries 1
#5 Morito Akiyama National Institute Of Advanced Industrial Science And Technology 1
#5 Naoki Umeda Tpr Co. 1
#5 Takanori Yoshitake Panasonic 1
#5 Kiyomi Tsuruda Hisamitsu Pharmaceutical Co. 1
#5 Hiroshi Mashima Mitsubishi Electric 1
#5 Nao Terasaki National Institute Of Advanced Industrial Science And Technology 1
#5 Tohru Iwabae Tokyo Electron Limited 1
#5 Masatoshi Kita Hisamitsu Pharmaceutical Co. 1
#5 Takafumi Miyachika Hisamitsu Pharmaceutical Co. 1
#5 Kenichi Yamashita Fujitsu Limited 1
#5 Seiichiro Tsuru Hisamitsu Pharmaceutical Co. 1