Assignee

ZEHR GREGG E

US·2 granted patents·25 citations·filing 2006–2006

Technology mixB42D1 G06F1 G09B1 H04B1 H04M1

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2 records

0187US9384672B1Handheld electronic book reader device having asymmetrical shapeZEHR GREGG E·Filed 2006·Granted Jul 5, 2016·11 cites·20 claims
0281US8413904B1Keyboard layout for handheld electronic book reader deviceZEHR GREGG E·Filed 2006·Granted Apr 9, 2013·14 cites·46 claims

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