Sony America

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Patent Activity in the Last 10 Years

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Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D393855 Wireless telephoneFeb 28, 97Apr 28, 98[1403]
D392973 Combined loudspeaker and standMay 22, 97Mar 31, 98[1401]
D392974 Subwoofer loudspeakerMay 22, 97Mar 31, 98[1401]
D392975 LoudspeakerMay 22, 97Mar 31, 98[1401]
D392976 Combined loudspeaker and stand with subwooferMay 22, 97Mar 31, 98[1401]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5986992 Disk cartridge with programmable LCD capacity display indicatorExpiredApr 07, 97Nov 16, 99[G11B]

Top Inventors for This Owner

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