Assignee
DAMPER DESIGN INC
US·8 granted patents·1 pending application·73 citations·filing 1977–2003
Top patents by PatentIndex Score
9 records- 0153US4191212AMultiple blade damper assemblyDAMPER DESIGN INC·Filed 1977·Granted Mar 4, 1980·13 cites·19 claims
- 0247US5363903APerimeter seal for air heaterDAMPER DESIGN INC·Filed 1993·Granted Nov 15, 1994·16 cites·7 claims
- 0340US5302115ABurner register assemblyDAMPER DESIGN INC·Filed 1992·Granted Apr 12, 1994·11 cites·15 claims
- 0438US5038849ASealing of air heaters by deforming sector platesDAMPER DESIGN INC·Filed 1989·Granted Aug 13, 1991·9 cites·11 claims
- 0538US2005022887A1Flow diverter arrangementDAMPER DESIGN INC·Filed 2003·Application pending·0 cites
- 0635US5427314AApparatus and method for delivery of particulate fuel and transport airDAMPER DESIGN INC·Filed 1994·Granted Jun 27, 1995·7 cites·22 claims
- 0735US5211705AApparatus and method for delivery of combustion air in multiple zonesDAMPER DESIGN INC·Filed 1990·Granted May 18, 1993·6 cites·2 claims
- 0827US4666270AClosure for controlling the flow of a hot fluidDAMPER DESIGN INC·Filed 1986·Granted May 19, 1987·9 cites·34 claims
- 0912US4655241AApparatus for sealing dampersDAMPER DESIGN INC·Filed 1985·Granted Apr 7, 1987·2 cites·18 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →