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Yuji Yamada

SO Sony: 3 patents #63 of 1,361Top 5%
Overall (1997): #9,183 of 185,788Top 5%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5696420 Vibration type gyroscope apparatus Kiyofumi Inanaga 1997-12-09
5696831 Audio reproducing apparatus corresponding to picture Kiyofumi Inanaga 1997-12-09
5687239 Audio reproduction apparatus Kiyofumi Inanaga 1997-11-11