ZENITH CORPORATION

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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
D392484 Shower caddyJan 24, 97Mar 24, 98[0707]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4581690 Switched-mode power supply with output post-regulatorExpiredMar 15, 84Apr 08, 86[H02M]
4558360 Decoder lockout defeat circuitExpiredOct 03, 83Dec 10, 85[H04N]

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