WM

Wataru Miyake

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,639,987 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5781423 Pulse width modulation control system for electric power converter Satoru Inarida, Kiyoshi Nakata, Kouji Yasuda, Masato Suzuki 1998-07-14
5532569 Inverter control apparatus Tokunosuke Tanamachi, Kiyoshi Nakamura, Kiyoshi Nakata, Yoshio Tsutsui, Katsuaki Suzuki 1996-07-02
5250890 Inverter control apparatus Tokunosuke Tanamachi, Kiyoshi Nakamura, Kiyoshi Nakata, Yoshio Tsutsui, Katsuaki Suzuki 1993-10-05