Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Hitachi

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

Top Inventors at Hitachi All Time

Showing 3,251–3,300 of 28,566 inventors

RankNamePatents
#3142 Koichi Hamada 13
#3142 Koichi Okada 13
#3142 Koichi Shibata 13
#3142 Kouichirou Wakabayashi 13
#3142 Koichi Yokosawa 13
#3142 Kunio Ando 13
#3142 Kunihisa Matsuura 13
#3142 Masami Abe 13
#3142 Masahiko Arai 13
#3142 Masayasu Fujisawa 13
#3142 Masayoshi Ishibashi 13
#3142 Masahiko Itoh 13
#3142 Masaharu Kiyama 13
#3142 Masaharu Kumada 13
#3142 Masao Kunimoto 13
#3142 Masahiro Mase 13
#3142 Makoto Mori 13
#3142 Masaichi Nagai 13
#3142 Masataka Nagura 13
#3142 Masahiro Ogata 13
#3142 Masahiko Ono 13
#3142 Masahiro Otaka 13
#3142 Masumi Sasuga 13
#3142 Masahiko Sega 13
#3142 Masayuki Shibata 13
#3142 Masanori Tanabe 13
#3142 Makoto Tanaka 13
#3142 Masanao Terada 13
#3142 Matsuaki Terada 13
#3142 Masahiro Tobise 13
#3142 Masahiro Toyohara 13
#3142 Masaki Yamada 13
#3142 Masahiro Yamamura 13
#3142 Makoto Yano 13
#3142 Masayuki Yoshino 13
#3142 Mitsuo Chigasaki 13
#3142 Mitsuji Ikeda 13
#3142 Michifumi Kawai 13
#3142 Mitsuyasu Kido 13
#3142 Michio Miyazaki 13
#3142 Misuzu Sagawa 13
#3142 Masahiro Kaminaga 13
#3142 Mutsumi Maehara 13
#3142 Naoki Kato 13
#3142 Naohito Uetake 13
#3142 Nobuo Azuma 13
#3142 Nobuhiro Hamada 13
#3142 Nobuaki Kitano 13
#3142 Norihisa Komoda 13
#3142 Noriyuki Oroku 13