KD

Kikuo Doi

NC Nippon Electric Co.: 1 patents #251 of 792Top 35%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
Overall (All Time): #4,067,323 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

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