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Yasuo Yuyama

SO Sony: 31 patents #1,109 of 25,231Top 5%
Overall (All Time): #119,663 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
D425889 Disc player — 2000-05-30
D420982 Selector for an audio visual apparatus and game machine — 2000-02-22
D412332 Controller for disc recorder — 1999-07-27
D396720 Amplifier — 1998-08-04
D393642 Speaker box — 1998-04-21
D391251 Television Kiyoshi Ota 1998-02-24