Assignee
QUALSTAR CORP
US8 patents
Top patents by PatentIndex Score
US5014141AMay 7, 1991
Low profile, high-capacity streaming tape drive
QUALSTAR CORP32 citations92
US6271982B1Aug 7, 2001
Automated precision cassette handling system
QUALSTAR CORP26 citations90
US6381089B1Apr 30, 2002
Tape cassette storage and accessing system with closely spaced layered cassettes
QUALSTAR CORP21 citations89
USD392147SMar 17, 1998
Simplified tape cartridge rack
QUALSTAR CORP19 citations87
US6560061B2May 6, 2003
High density tape library system
QUALSTAR CORP11 citations70
US7181313B2Feb 20, 2007
Scalable composite rectangular/cylindrical automated data storage library system
QUALSTAR CORP8 citations69
US6762905B2Jul 13, 2004
High density tape library system
QUALSTAR CORP0 citations48
US4893312AJan 9, 1990
Compact, real time tape drive system
QUALSTAR CORP3 citations44