TI

Toshio Ihshii

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,606,683 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6807806 Diagnostic equipment for an exhaust gas cleaning apparatus Yutaka Takaku 2004-10-26
6330795 Diagnostic equipment for an exhaust gas cleaning apparatus Yutaka Takaku 2001-12-18
5743085 Diagnostic equipment for an exhaust gas cleaning apparatus Yutaka Takaku 1998-04-28