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 1–50 of 2,457 inventors

RankNamePatents
1 Mitsuru Oonuma 93
2 Toshifumi Honda 101
3 Mitsugu Sato 76
#4 Shunji Maeda 73
#5 Akira Hamamatsu 73
#6 Hidetoshi Nishiyama 71
#7 Yuta Urano 77
#8 Minori Noguchi 62
#9 Hidetoshi Morokuma 59
#10 Takahiro Jingu 59
#11 Muneyuki Fukuda 72
#12 Takehiro Hirai 58
#13 Hiroki Kawada 54
#14 Hiroyuki Noda 49
#15 Shigeru Matsui 49
#16 Ryoichi Matsuoka 47
#17 Hideyuki Kazumi 56
#17 Yasunari Sohda 49
#19 Chie Shishido 44
#19 Yuichiro Hashimoto 62
#19 Atsushi Miyamoto 45
#22 Sachio Uto 42
#22 Yoko Sato 42
#24 Yuji Takagi 52
#25 Maki Tanaka 41
#26 Yasutaka Toyoda 52
#26 Ryo Nakagaki 40
#28 Hajime Kawano 60
#28 Yukihiro Shibata 40
#30 Akira Omachi 37
#31 Hiroyasu Shichi 40
#31 Yusuke Ominami 36
#31 Hideki Hasegawa 44
#34 Kenji Obara 36
#35 Masahito Ito 34
#35 Naomasa Suzuki 41
#37 Hiroyuki Kobayashi 55
#37 Masaru Izawa 48
#39 Sukehiro Ito 32
#39 Toshiyuki Nakao 32
#39 Tomonori Mimura 33
#42 Ryoji Inaba 36
#42 Yoshimasa Ohshima 31
#42 Yoichi Ose 37
#45 Takashi Ohshima 39
#45 Akira Kagoshima 38
#45 Susumu Tauchi 31
#48 Kaoru Sakai 29
#49 Akiyuki Sugiyama 29
#49 Hisae Shibuya 28

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