DISPLAY MATRIX CORPORATION

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Patent Activity in the Last 10 Years

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B26B HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR 136

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9149945 Razor with blade heating systemJul 14, 14Oct 06, 15[B26B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7614298 Opaque aerosol container capacity indicatorExpiredMar 14, 05Nov 10, 09[G01F]
7490509 Opaque aerosol container capacity indicatorExpiredJul 17, 06Feb 17, 09[G01F]
5569556 Battery charge indicatorExpiredDec 30, 94Oct 29, 96[H01M]
5360682 Battery charge indicator apparatus and the method of operation thereofExpiredAug 17, 92Nov 01, 94[H01M]
5348813 Battery charge indicatorExpiredSep 16, 91Sep 20, 94[H01M]
5244754 Battery charge indicatorExpiredJun 04, 91Sep 14, 93[H01M]
D337281 Voltage indicator probe instrumentExpiredJan 12, 90Jul 13, 93[]
5130658 Apparatus and method for indicating state of charge of a batteryExpiredAug 29, 90Jul 14, 92[G01N]
5105156 Method and apparatus for indicating state of charge of a batteryExpiredFeb 28, 90Apr 14, 92[G01N]
5033824 Convertible analog-digital mode display deviceExpiredAug 02, 90Jul 23, 91[G02F]

Top Inventors for This Owner

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