YH

Yoshinobu Hisatsune

AC Aiphone Co.: 1 patents #26 of 52Top 50%
Overall (All Time): #4,088,158 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4263484 Microphone unit Masaharu Suzuki 1981-04-21