MN

Masumi Nawa

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
Overall (All Time): #4,015,128 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4517644 Symmetry type loop communication system Nobuhiro Hamada, Norihiko Sugimoto 1985-05-14