Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Hitachi — 44,478 Patents

Rank (All Time): #13 of 106,127Top 1%
28,566 inventors
44,478 Patents All Time

Top Inventors at Hitachi All Time

Showing 4,451–4,500 of 28,566 inventors

RankNamePatents
#4206 Osamu Hasegawa 10
#4206 Osamu Ito 10
#4206 Osamu Kagaya 10
#4206 Osamu Komoda 10
#4206 Osamu Yamashiro 10
#4206 Peng Yang 10
#4206 Reiko Arai 10
#4206 Ritsuo Fukaya 10
#4206 Riichi Uchida 10
#4206 Ryouta Doi 10
#4206 Ryoji Inaba 10
#4206 Ryan W. Johnson 10
#4206 Ryuji Kondo 10
#4206 Ryota Yamasaki 10
#4206 Satoru Funaki 10
#4206 Sakae Itakura 10
#4206 Satoru Miyamoto 10
#4206 Satoru Ozaki 10
#4206 Sakae Sugiyama 10
#4206 Sachio Suzuki 10
#4206 Seiji Futatsugi 10
#4206 Seiichi Katou 10
#4206 Seiichi Nishiyama 10
#4206 Seikichi Tanno 10
#4206 Seigoh Yukutake 10
#4206 Shunichi Anzai 10
#4206 Shirou Baba 10
#4206 Shuya Fujita 10
#4206 Shinichiro Fujitaka 10
#4206 Shigeo Goto 10
#4206 Shinya Hayashi 10
#4206 Shinichi Hiramatsu 10
#4206 Shigeyuki Ito 10
#4206 Shoichi Iwanaga 10
#4206 Shinya Kajiyama 10
#4206 Shinichi Kondo 10
#4206 Shigeki Masatsugu 10
#4206 Shoji Ohno 10
#4206 Shigeki Satomi 10
#4206 Shinji Shibata 10
#4206 Shigeo Shiono 10
#4206 Shigeo Suzuki 10
#4206 Shinya Takeuchi 10
#4206 Shotaro Tamayama 10
#4206 Shinobu Torikoshi 10
#4206 Shinjiroo Ueda 10
#4206 Songsu Cho 10
#4206 Soichiro Hashiba 10
#4206 Sohei Kodama 10
#4206 Sunao Funakoshi 10