KD

Kikuo Doi

NC Nippon Electric Co.: 1 patents #15 of 179Top 9%
NP Nippon Telegraph And Telephone Public: 1 patents #36 of 171Top 25%
Overall (1982): #48,328 of 81,411Top 60%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4322126 Mechanical optical switching devices Junichiro Minowa, Yohji Fujii, Tsutomu Aoyama 1982-03-30