HN

Hiromi Nagabushi

NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
Overall (All Time): #4,069,327 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4328579 Voice band multiplex transmission system Shinichiro Hashimoto 1982-05-04