TT

Tosifumi Takeuchi

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,899,212 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4912524 Digital signal transmission system having conversion means for reducing the light emission time of a light emitting diode Masafumi Nakamura, Yutaka Nagai 1990-03-27