Assignee
M4 DATA LTD
4 granted patents·49 citations·filing 1989–1995
Top patents by PatentIndex Score
4 records- 0166US5652682AApparatus for loading and unloading cartridgesM4 DATA LTD·Filed 1995·Granted Jul 29, 1997·24 cites·16 claims
- 0256US5353179AAuto-loading of tape cartridgesM4 DATA LTD·Filed 1992·Granted Oct 4, 1994·13 cites·5 claims
- 0347US5515213ATape drive machine for selectively reading a plurality of recording tape cartridgesM4 DATA LTD·Filed 1993·Granted May 7, 1996·8 cites·10 claims
- 0435US5227935ATape drive having a selectively retractable drive hubM4 DATA LTD·Filed 1989·Granted Jul 13, 1993·4 cites·19 claims
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