DK

Dai Kawarai

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Engineering & Services Co.: 1 patents #59 of 129Top 50%
MA Matrix: 1 patents #6 of 13Top 50%
Overall (All Time): #3,219,618 of 4,157,543Top 80%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8248204 Tag detecting system, moving object detecting method, and entrance/exit management system Masahiro Takeshima, Kazuo Tamura, Takeshi Kawahara, Masayoshi Kondou 2012-08-21