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 3,901–3,950 of 28,566 inventors

RankNamePatents
#3813 Kazuhiko Hosomi 11
#3813 Kazuo Ikeuchi 11
#3813 Kazuyoshi Irie 11
#3813 Kazuyuki Ito 11
#3813 Kazumi Iwai 11
#3813 Kazuhiro Kaizaki 11
#3813 Kazuyuki Kodama 11
#3813 Katsutoshi Nakatani 11
#3813 Kazuhiko Nishiyama 11
#3813 Kazuki Takahashi 11
#3813 Kazuya Takahashi 11
#3813 Kazuo Takaku 11
#3813 Katsuyuki Terada 11
#3813 Kazuki Watanabe 11
#3813 Kazutoshi Yoshida 11
#3813 Katsuo Yuhara 11
#3813 Keiji Kobashi 11
#3813 Ken Naganuma 11
#3813 Kenichiro Nakajima 11
#3813 Kenji Obara 11
#3813 Kenji Ohta 11
#3813 Kenichi Okajima 11
#3813 Keizo Shimada 11
#3813 Keiko Tanigawa 11
#3813 Keiichi Tokuyama 11
#3813 Ken Tsugane 11
#3813 Keisuke Yamakawa 11
#3813 Ken Yasuda 11
#3813 Kenetsu Yokogawa 11
#3813 Kiyoshi Masuda 11
#3813 Kiyokazu Nakagawa 11
#3813 Kiyoshi Nakai 11
#3813 Kiyonori Ohyu 11
#3813 Kihachiro Tanaka 11
#3813 Kohhei AIDA 11
#3813 Kozue Fujii 11
#3813 Koji Fujisaki 11
#3813 Kohei Ito 11
#3813 Kotaro Kitamura 11
#3813 Koji Obata 11
#3813 Koji Takahashi 11
#3813 Kouichi Ushiroda 11
#3813 Koki Uwano 11
#3813 Koshi Yoshimura 11
#3813 Kunio Sato 11
#3813 Masato Arai 11
#3813 Machiko Asaie 11
#3813 Masahiko Asano 11
#3813 Masakazu Ejiri 11
#3813 Masayuki Fujio 11