IT

Ippei Torigoe

RC Rion Co.: 1 patents #63 of 139Top 50%
Overall (All Time): #2,084,793 of 4,157,543Top 55%
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Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8104336 Acoustic capacity, volume, and surface area measurement method Takashi Segami, Munehiro Date 2012-01-31
7024919 Pressure measuring method and device Shinichiro Arima, Noboru Ueda, Hideo Taira, Yoshifumi Ohbuchi 2006-04-11