IY

Ikuo Yamato

HI Hitachi: 2 patents #343 of 3,149Top 15%
Overall (1994): #31,243 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5297015 Power supply control system Hideki Miyazaki, Kenichi Onda, Yasuo Matsuda, Yuzo Morita, Hidefumi Shirahama +2 more 1994-03-22
5285365 Power conversion system, method for controlling the same, and uninterruptible power supply using the same Norikazu Tokunaga 1994-02-08