Assignee
DUFFY JAMES C
US·4 granted patents·111 citations·filing 1979–1990
Top patents by PatentIndex Score
4 records- 0179US4921264ACollapsible library range dollyDUFFY JAMES C·Filed 1989·Granted May 1, 1990·58 cites·5 claims
- 0259US5038689ABook restraint assembly for shelvingDUFFY JAMES C·Filed 1990·Granted Aug 13, 1991·31 cites·6 claims
- 0345US4238944ARolling of stepped shaftsDUFFY JAMES C·Filed 1979·Granted Dec 16, 1980·9 cites·20 claims
- 0440US4903847ALibrary shelf assemblyDUFFY JAMES C·Filed 1988·Granted Feb 27, 1990·13 cites·2 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →