Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Hitachi — 44,478 Patents

Rank (All Time): #13 of 106,127Top 1%
28,566 inventors
44,478 Patents All Time

Top Inventors at Hitachi All Time

Showing 4,401–4,450 of 28,566 inventors

RankNamePatents
#4206 Mariko Umeda 10
#4206 Masato UTSUMI 10
#4206 Masakazu Yahiro 10
#4206 Masahiro Yamada 10
#4206 Masahiro Yoshizawa 10
#4206 Mitsuru Fujiwara 10
#4206 Michio Fujiwara 10
#4206 Mitsuru Hashimoto 10
#4206 Minoru Hidaka 10
#4206 Minoru Kanoi 10
#4206 Mitsuru Kudo 10
#4206 Mitsuaki Mirumachi 10
#4206 Michio Miura 10
#4206 Mitsuo Nakagawa 10
#4206 Mitsuyo Nishikawa 10
#4206 Michio Nishimura 10
#4206 Mitsuru Oonuma 10
#4206 Masayuki Kaiho 10
#4206 Mitsuru Suehiro 10
#4206 Michifumi Takeichi 10
#4206 Mitsuru Yano 10
#4206 Momoyo Enyama 10
#4206 Motoyuki Hirooka 10
#4206 Motoki Obata 10
#4206 Mutsuhiro Terunuma 10
#4206 Naoki Hara 10
#4206 Naoki Iso 10
#4206 Naoshi Itabashi 10
#4206 Nagatugu Koiso 10
#4206 Naoki Maki 10
#4206 Naoyuki Masuda 10
#4206 Naokazu Nemoto 10
#4206 Naofumi Ohashi 10
#4206 Naoki Okamoto 10
#4206 Naomasa Suzuki 10
#4206 Naoyuki Yamada 10
#4206 Noboru Chiba 10
#4206 Nobuaki Fukasawa 10
#4206 Norikazu Hashimoto 10
#4206 Norimitsu Hayakawa 10
#4206 Nobuyuki Horii 10
#4206 Norio Iwayasu 10
#4206 Nobuyuki Kimura 10
#4206 Noboru Kiyama 10
#4206 Noriharu Matsudate 10
#4206 Norifumi Miyamoto 10
#4206 Nobuya Okayama 10
#4206 Nobuo Suzuki 10
#4206 Nobutake Tsuyuno 10
#4206 Noriyuki Yaginuma 10