Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–14 of 14 inventors

Rank Inventor Primary Company Patents
1 Takahiro Nagase Kazusa Dna Research Institute 3
1 Osamu Ohara Kazusa Dna Research Institute 3
1 Noriyuki Satou Sumitomo Chemical 3
#4 Gorou Kitsukawa Renesas Electronics 2
#4 Ken Nonaka Honda Motor Co. 2
#4 Yasushi Shigemori Aisin Seiki Kabushiki Kaisha 2
#7 Tomoaki Matsugi Mitsui Chemicals 1
#7 Makoto Shimose Nippon Steel Chemical Co. 1
#7 Masahiro Tsuchiya Dainichiseika Color & Chemicals Mfg. Co. 1
#7 Tomonori Takashi Honda Motor Co. 1
#7 Yoshimi Iwasaki Kuroda Precision Industries 1
#7 Yasuji Shichijo Nippon Steel Chemical Co. 1
#7 Takashi Morohoshi Nippon Steel 1
#7 Michio Ohishi Daiichi Sankyo Company, Limited 1