Assignee
SADDLE VENT INC
US·3 granted patents·100 citations·filing 1987–1988
Top patents by PatentIndex Score
3 records- 0188US4991893AManhole cover lifting deviceSADDLE VENT INC·Filed 1988·Granted Feb 12, 1991·57 cites·17 claims
- 0255US4982653AMethod and apparatus for ventilating an enclosure accessed by a manholeSADDLE VENT INC·Filed 1988·Granted Jan 8, 1991·23 cites·26 claims
- 0350US4794956AAir conduit for manholeSADDLE VENT INC·Filed 1987·Granted Jan 3, 1989·20 cites·25 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →