YJ

Yuuji Jitsumatsu

YA Yagi Antenna: 1 patents #18 of 49Top 40%
Overall (All Time): #4,071,109 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4334214 Warning apparatus using microwaves Shun Satou 1982-06-08