Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
HC

Hitachi Engineering & Services Co. — 39 Patents

Rank (All Time): #16,406 of 106,120Top 20%
129 inventors
39 Patents All Time

Top Inventors at Hitachi Engineering & Services Co. All Time

Showing 1–50 of 129 inventors

RankNamePatents
1 Kazuo Suzuki 5
2 Hiraku Ikeda 3
2 Katsumi Isaka 3
2 Kazuhiro Suzuki 3
2 Kenji Kumasaka 3
2 Kei Takenaka 3
2 Kenji Tayama 3
2 Kojirou Kodaira 3
2 Masahiro Koike 3
2 Mitsuru Odakura 3
2 Takuya Fukuda 3
2 Tetsuya Matsui 3
2 Yasuhiko Sasaki 3
2 Yoshimasa Kiuchi 3
2 Yuuji Adachi 3
2 Yutaka Suzuki 3
#17 Akira Bando 2
#17 Akiyo Ichihashi 2
#17 Akira Mizuochi 2
#17 Akira Okabe 2
#17 Akitomi Semba 2
#17 Ayumu Morita 2
#17 Fumihiko Goto 2
#17 Hideki Nakamoto 2
#17 Hisao Saito 2
#17 Hiroyuki Tsuchiya 2
#17 Hiroyuki Watanabe 2
#17 Hideyuki Yoshikawa 2
#17 Isao Nemezawa 2
#17 Juichi Enyama 2
#17 Jun Kawamura 2
#17 Kazuo Takei 2
#17 Kenichirou Tada 2
#17 Masamitsu Kobayashi 2
#17 Masahiro Kurihara 2
#17 Masato Yabu 2
#17 Michio Ohue 2
#17 Miyoshi Yokura 2
#17 Naoki Hoshino 2
#17 Naoya Mashiko 2
#17 Ryuichi Murakawa 2
#17 Satoru Nakanishi 2
#17 Shin Kokura 2
#17 Shinya Oohara 2
#17 Shin Tamata 2
#17 Tatsuo Izumida 2
#17 Takashi Kadowaki 2
#17 Tadahiro Kimura 2
#17 Tetsu Oomori 2
#17 Tomoo Chiba 2