Assignee
UNITED DOMINION IND INC
US·54 granted patents·7 pending applications·1,771 citations·filing 1990–2006
Top patents by PatentIndex Score
61 records- 0196US6781516B2Master control panel for loading dock equipmentUNITED DOMINION IND INC·Filed 2002·Granted Aug 24, 2004·92 cites·16 claims
- 0296US6546946B2Short-length reduced-pressure backflow preventorUNITED DOMINION IND INC·Filed 2001·Granted Apr 15, 2003·93 cites·28 claims
- 0396US6125491ACounterbalance for mechanical dock levelerUNITED DOMINION IND INC·Filed 1998·Granted Oct 3, 2000·77 cites·16 claims
- 0496US6082952AAutomatic wheel chock systemUNITED DOMINION IND INC·Filed 1997·Granted Jul 4, 2000·81 cites·21 claims
- 0594US5586355ASafety device for a vertically stored dock levelerUNITED DOMINION IND INC·Filed 1995·Granted Dec 24, 1996·73 cites·11 claims
- 0693US5832554ADock leveler with cam assisted lip extensionUNITED DOMINION IND INC·Filed 1997·Granted Nov 10, 1998·60 cites·20 claims
- 0793US5743697AAutomatic wheel chockUNITED DOMINION IND INC·Filed 1996·Granted Apr 28, 1998·57 cites·17 claims
- 0892US5934857AAutomatic wheel chock systemUNITED DOMINION IND INC·Filed 1996·Granted Aug 10, 1999·58 cites·14 claims
- 0990US6006389ALoading dock with adjustable bumpersUNITED DOMINION IND INC·Filed 1998·Granted Dec 28, 1999·47 cites·11 claims
- 1088US5653481APipe clamp with live loading nut assemblyUNITED DOMINION IND INC·Filed 1996·Granted Aug 5, 1997·107 cites·6 claims
- 1187US5505575APit mounted retractable vehicle restraintUNITED DOMINION IND INC·Filed 1994·Granted Apr 9, 1996·43 cites·20 claims
- 1286US6123496AAutomatic wheel chockUNITED DOMINION IND INC·Filed 1997·Granted Sep 26, 2000·36 cites·11 claims
- 1386US5831540AControl system for loading docksUNITED DOMINION IND INC·Filed 1995·Granted Nov 3, 1998·93 cites·20 claims
- 1485US6769149B2Multi-position releasable lip latch for a dock levelerUNITED DOMINION IND INC·Filed 2002·Granted Aug 3, 2004·30 cites·3 claims
- 1585US5553343ADock leveler with folding barrier lipUNITED DOMINION IND INC·Filed 1995·Granted Sep 10, 1996·42 cites·26 claims
- 1684US6183231B1Clean-in-place gear pumpUNITED DOMINION IND INC·Filed 2000·Granted Feb 6, 2001·26 cites·21 claims
- 1782US6370719B1Dock leveler lip constructionUNITED DOMINION IND INC·Filed 2000·Granted Apr 16, 2002·25 cites·6 claims
- 1881US6035475AMaintenance prop for a dock levelerUNITED DOMINION IND INC·Filed 1998·Granted Mar 14, 2000·33 cites·20 claims
- 1981US5881414ALoading dock with adjustable bumpersUNITED DOMINION IND INC·Filed 1996·Granted Mar 16, 1999·35 cites·14 claims
- 2078US5813072AAutomatic safety legs for dock levelerUNITED DOMINION IND INC·Filed 1996·Granted Sep 29, 1998·32 cites·20 claims
- 2177US6647932B1Compact boiler with tankless heater for providing heat and domestic hot waterUNITED DOMINION IND INC·Filed 2002·Granted Nov 18, 2003·21 cites·14 claims
- 2273US6273175B1Overhead door and track thereforUNITED DOMINION IND INC·Filed 2000·Granted Aug 14, 2001·18 cites·17 claims
- 2373US5774920AElectrically actuated dock levelerUNITED DOMINION IND INC·Filed 1996·Granted Jul 7, 1998·27 cites·20 claims
- 2472US5826291AElectrically actuated dock levelerUNITED DOMINION IND INC·Filed 1996·Granted Oct 27, 1998·26 cites·20 claims
- 2571US5177868AProcess of making an insulated doorUNITED DOMINION IND INC·Filed 1992·Granted Jan 12, 1993·43 cites·25 claims
- 2670US6594842B2Loading dock with segmented wide lipUNITED DOMINION IND INC·Filed 2002·Granted Jul 22, 2003·12 cites·17 claims
- 2769USD486897SBoilerUNITED DOMINION IND INC·Filed 2002·Granted Feb 17, 2004·17 cites·1 claims
- 2868US6119307AOverhead door with a plunger assembly having a wear indicator and improved panel constructionUNITED DOMINION IND INC·Filed 1998·Granted Sep 19, 2000·42 cites·10 claims
- 2965US5586356AAutomatic return to dock mechanism for mechanical dock levelerUNITED DOMINION IND INC·Filed 1995·Granted Dec 24, 1996·22 cites·6 claims
- 3064US6322311B1Low profile vehicle restraintUNITED DOMINION IND INC·Filed 2000·Granted Nov 27, 2001·11 cites·20 claims
- 3164US5181360AStanding-seam roof panel systemUNITED DOMINION IND INC·Filed 1991·Granted Jan 26, 1993·48 cites·7 claims
- 3263US6095229AOverhead door and track thereforUNITED DOMINION IND INC·Filed 1999·Granted Aug 1, 2000·23 cites·6 claims
- 3363US5699825ADouble seat flow control valveUNITED DOMINION IND INC·Filed 1995·Granted Dec 23, 1997·25 cites·8 claims
- 3462US6041844AOverhead door and track thereforUNITED DOMINION IND INC·Filed 1998·Granted Mar 28, 2000·23 cites·10 claims
- 3561US7007858B2Compact boiler with tankless heater for providing heat and domestic hot water and method of operationUNITED DOMINION IND INC·Filed 2003·Granted Mar 7, 2006·11 cites·6 claims
- 3661US6804850B2Loading dock with lip protecting bumpersUNITED DOMINION IND INC·Filed 2001·Granted Oct 19, 2004·8 cites·9 claims
- 3761US6327733B1Mechanically actuated dock leveler with hydraulic assistUNITED DOMINION IND INC·Filed 1999·Granted Dec 11, 2001·23 cites·20 claims
- 3860US6062796AVehicle restraint sensing systemUNITED DOMINION IND INC·Filed 1998·Granted May 16, 2000·18 cites·7 claims
- 3959US6152163ASwitching valve for multi-chamber adsorbent air and gas fractionation systemUNITED DOMINION IND INC·Filed 1998·Granted Nov 28, 2000·25 cites·42 claims
- 4058US6783342B2Method and apparatus for timing rotors in a rotary lobe pumpUNITED DOMINION IND INC·Filed 2002·Granted Aug 31, 2004·9 cites·17 claims
- 4157US6139242AVehicle restraint with security deviceUNITED DOMINION IND INC·Filed 1997·Granted Oct 31, 2000·17 cites·15 claims
- 4256US5317846AUnderfloor wire distributing reinforced concrete floor structureUNITED DOMINION IND INC·Filed 1991·Granted Jun 7, 1994·29 cites·17 claims
- 4353US6378548B1Varying size diaphragm valve assemblies utilizing diaphragm of uniform sizeUNITED DOMINION IND INC·Filed 2000·Granted Apr 30, 2002·6 cites·19 claims
- 4452US6033174AVehicle restraint sensing systemUNITED DOMINION IND INC·Filed 1997·Granted Mar 7, 2000·13 cites·20 claims
- 4550US2005287280A1Induction heating of product tube method and apparatusUNITED DOMINION IND INC·Filed 2004·Application pending·0 cites
- 4649US5544381ADock leveler hydraulic circuitUNITED DOMINION IND INC·Filed 1994·Granted Aug 13, 1996·12 cites·20 claims
- 4749US5125155AProcess of making an insulated doorUNITED DOMINION IND INC·Filed 1990·Granted Jun 30, 1992·21 cites·13 claims
- 4846US5352475AProcess for the production of low-calorie spreadsUNITED DOMINION IND INC·Filed 1993·Granted Oct 4, 1994·22 cites·20 claims
- 4945US6772713B2Method and apparatus for providing and utilizing outside air for boiler combustionUNITED DOMINION IND INC·Filed 2002·Granted Aug 10, 2004·3 cites·15 claims
- 5042US2007215830A1Method and apparatus for providing cleanability to a valveUNITED DOMINION IND INC·Filed 2006·Application pending·0 cites
Showing the top 50 of 61 patent records by PatentIndex Score.
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