Assignee
DATAHAND SYSTEMS INC
US·3 granted patents·151 citations·filing 1997–2003
Top patents by PatentIndex Score
3 records- 0189US6677843B1Magnetically coupled pushbutton plunger switchDATAHAND SYSTEMS INC·Filed 2003·Granted Jan 13, 2004·72 cites·20 claims
- 0286US5921382AMagnetically enhanced membrane switchDATAHAND SYSTEMS INC·Filed 1998·Granted Jul 13, 1999·50 cites·23 claims
- 0370US5743666AAdjustable keyboardDATAHAND SYSTEMS INC·Filed 1997·Granted Apr 28, 1998·29 cites·13 claims
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