HN

Hirokazu Nagura

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,219,908 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8742704 AC motor control device and AC motor driving system Junnosuke Nakatsugawa, Yoshitaka Iwaji, Norihisa Iwasaki 2014-06-03
7888893 Control apparatus and method for linear synchronous motor Hiromi Inaba, Toshifumi Yoshikawa, Hironori Ohashi, Yuri Takano, Masaki Sugiura 2011-02-15
7104363 Power transmission system for elevator Kazuhisa Mori, Kouki Yamamoto, Hideki Ayano, Ikuo Yamato, Hiromi Inaba +1 more 2006-09-12
6481531 Elevator communications apparatus Hiromi Inaba, Sadao Hokari, Atsuya Fujino 2002-11-19