IT

Ichiro Toyoda

IC Idemitsu Kosan Co.: 1 patents #699 of 1,237Top 60%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #3,876,467 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5016186 Method of detecting noise disappearance and detecting device therefor Toshihiko Niinomi, Shigeru Kaseda, Koichi Takahashi 1991-05-14