Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–17 of 17 inventors

Rank Inventor Primary Company Patents
1 Ryoichi Ozaki Kobe Steel 4
2 Satoshi Nimura Kobe Steel 2
2 Hiroyuki Inagawa Biomedical Research Group 2
2 Yosuke Miwa Kobe Steel 2
2 Yasushi Masago Kobe Steel 2
#6 Shigeharu Nakamura Ricoh Company 1
#6 Hiroshi Yamane J.S.T. Mfg. Co. 1
#6 Shinichi Sumi Panasonic 1
#6 Masayasu Nishimura Kobe Steel 1
#6 Tatsuya Kiriyama Rohm Co. 1
#6 Hidekazu Harada Hitachi Koki Co. 1
#6 Tsunetake Tsuyoshi Kobe Steel 1
#6 Kouichi Taira Kobe Steel 1
#6 Toshihiko Iwata Sony 1
#6 Hideki Matsushita Kyocera 1
#6 Shinya Katsura Kobe Steel 1
#6 Yukinori Takahashi Olympus Optical Co. 1