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

Hitachi High-Technologies — 2,891 Patents

Rank (All Time): #269 of 105,732Top 1%
2,457 inventors
2,891 Patents All Time

Patents per Year

Patents granted per year, 2003 to 2024Bar chart with a peak of 279 patents in 2014.peak 2792003: 5 patents20032004: 27 patents2005: 58 patents2006: 101 patents20062007: 98 patents2008: 149 patents2009: 143 patents20092010: 207 patents2011: 259 patents2012: 265 patents20122013: 233 patents2014: 279 patents2015: 231 patents20152016: 215 patents2017: 193 patents2018: 164 patents20182019: 178 patents2020: 65 patents2021: 4 patents20212022: 7 patents2023: 6 patents2024: 4 patents2024

Top Inventors at Hitachi High-Technologies All Time

Showing 51–100 of 2,457 inventors

RankNamePatents
#49 Kenetsu Yokogawa 43
#49 Isao Yamazaki 42
#49 Yoshinori Nakayama 29
#54 Izumi Waki 27
#54 Ryoji Nishio 28
#56 Hiroshi Makino 26
#56 Satoshi Tomimatsu 26
#56 Takumichi Sutani 27
#56 Motohiro Yamazaki 48
#56 Kei Shimura 32
#61 Hideo Todokoro 26
#61 Yoshimasa Oshima 25
#61 Daisuke Shiraishi 33
#61 Hitoshi Tokieda 31
#61 Akitaka Makino 26
#66 Atsushi Takane 24
#66 Mitsuji Ikeda 26
#66 Tetsuya Watanabe 24
#66 Seiichiro Kanno 32
#66 Tetsuo Ono 29
#66 Yasushi Terui 25
#72 Hiroyuki Nakano 23
#72 Hiroya Ohta 28
#72 Hideyuki Yamamoto 23
#72 Tomohiro Shoji 27
#72 Akihisa Makino 46
#72 Sakuichiro Adachi 37
#72 Satomi Inoue 35
#72 Tatehito Usui 35
#72 Satoru Yamaguchi 32
#72 Akira Ikegami 30
#72 Satoshi Takahashi 29
#72 Hideki Kihara 24
#72 Hiroyuki Satake 24
#85 Hiroyuki Suzuki 22
#85 Ken Yoshioka 22
#85 Noritsugu Takahashi 25
#85 Takeshi Kawasaki 22
#85 Toshihide Agemura 36
#85 Masuyuki Sugiyama 33
#91 Katsuhiro Sasada 21
#91 Shinsuke Kawanishi 22
#91 Shuichi Nakagawa 31
#91 Yuko Sasaki 28
#91 Tomonori Nakano 24
#91 Junichi Tanaka 22
#91 Masahiro Watanabe 22
#98 Katsuaki Takahashi 21
#98 Makoto Ezumi 20
#98 Motohiko Yoshigai 20

Most Valuable Patents

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