HN

Hironobu Niijima

NP Nippon Telegraph And Telephone Public: 1 patents #4 of 48Top 9%
TK Takeda Riken Kogyo Kabushikikaisha: 1 patents #1 of 2Top 50%
Overall (1989): #104,554 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4835535 Digital-to-analog converting apparatus equipped with calibrating function Akinori Shibayama 1989-05-30