TN

Tatsuhiro Naganawa

NP Nippon Telegraph And Telephone Public: 1 patents #36 of 171Top 25%
Overall (1982): #29,026 of 81,411Top 40%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4319094 Three-terminal power supply circuit for telephone set Makoto Yoshitoshi, Kunihiro Kato 1982-03-09