Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HA

Hitachi Aic — 7 Patents

Rank (All Time): #75,143 of 106,127Top 75%
18 inventors
7 Patents All Time

Top Inventors at Hitachi Aic All Time

Showing 1–18 of 18 inventors

RankNamePatents
1 Masayuki Sakurai 4
2 Kazumitsu Ishikawa 3
2 Ryouji Sugiura 3
#4 Hiroyuki Kudoh 2
#4 Satoshi Isoda 2
#6 Haruo Suzuki 1
#6 Hiroyoshi Yokoyama 1
#6 Hideki Yoshida 1
#6 Kenichi Masuda 1
#6 Koichi Noguchi 1
#6 Shoji Oikawa 1
#6 Takanori Nishida 1
#6 Toshiro Okamura 1
#6 Yasuhiro Iwasaki 1
#6 Yasuaki Nakamura 1
#6 Youiti Matuda 1
#6 Tsutomu Zama 1
#6 Kenshirou Fukuzato 1