Inventor · disambiguated record
Nguyen Thai Dang
Also filed as: DANG NGUYEN · DANG NGUYEN T · DANG NGUYEN THAI
20 granted patents·1 pending application·452 citations·filing 1983–2019
96Inventor score
Files withOLDCASTLE PRECAST INC8COURTAULDS AEROSPACE INC4CARSON IND LLC2OLDCASTLE INFRASTRUCTURE INC2PRC DESOTO INT INC2
Top patents by PatentIndex Score
21 records- 0197US9346593B2Tamper resistant closure mechanism for a utility vaultOLDCASTLE PRECAST INC·Filed 2013·Granted May 24, 2016·17 cites·13 claims
- 0294USD841279SSubgrade vaultOLDCASTLE PRECAST INC·Filed 2017·Granted Feb 19, 2019·8 cites·1 claims
- 0393US9435099B2Locking subgrade vaultOLDCASTLE PRECAST INC·Filed 2013·Granted Sep 6, 2016·13 cites·20 claims
- 0492US10132052B2Utility vault support bar snap featureOLDCASTLE PRECAST INC·Filed 2017·Granted Nov 20, 2018·10 cites·12 claims
- 0592US9919853B2Locking subgrade vaultOLDCASTLE PRECAST INC·Filed 2015·Granted Mar 20, 2018·7 cites·7 claims
- 0691US10136530B2Utility vault interlocking lid seatOLDCASTLE PRECAST INC·Filed 2016·Granted Nov 20, 2018·11 cites·20 claims
- 0787US6899240B2Subgrade vaultCARSON IND LLC·Filed 2002·Granted May 31, 2005·52 cites·9 claims
- 0884US10240316B2Locking subgrade vaultOLDCASTLE PRECAST INC·Filed 2016·Granted Mar 26, 2019·4 cites·20 claims
- 0982US11066803B2Locking subgrade vaultOLDCASTLE INFRASTRUCTURE INC·Filed 2019·Granted Jul 20, 2021·3 cites·19 claims
- 1081US10197088B2Tamper resistant closure mechanism for a utility vaultOLDCASTLE PRECAST INC·Filed 2015·Granted Feb 5, 2019·4 cites·18 claims
- 1180US4515114ATwo part piston assemblyDANG NGUYEN·Filed 1983·Granted May 7, 1985·31 cites·5 claims
- 1272US10947693B2Reinforced lid for subgrade enclosuresOLDCASTLE INFRASTRUCTURE INC·Filed 2019·Granted Mar 16, 2021·2 cites·17 claims
- 1367US5680967ADispensing cartridgeCOURTAULDS AEROSPACE INC·Filed 1996·Granted Oct 28, 1997·40 cites·12 claims
- 1463US7009513B2Inherently deployable warning to alarm of an opening into the top of a sub-grade structureCARSON IND LLC·Filed 2003·Granted Mar 7, 2006·12 cites·11 claims
- 1560USD408148SLiquid dispensing brush with capCOURTAULDS AEROSPACE INC·Filed 1996·Granted Apr 20, 1999·11 cites·1 claims
- 1659US6488651B1Multiple part manual dispensing syringePRC DESOTO INT INC·Filed 1998·Granted Dec 3, 2002·94 cites·13 claims
- 1758US5718357AIndustrial syringeCOURTAULDS AEROSPACE·Filed 1996·Granted Feb 17, 1998·24 cites·11 claims
- 1854US5568988AMulti-part dispenserCOURTAULDS AEROSPACE INC·Filed 1995·Granted Oct 29, 1996·31 cites·11 claims
- 1947US5531710ACombination closure and syringeCOURTAULDS AEROSPACE INC·Filed 1995·Granted Jul 2, 1996·73 cites·9 claims
- 2045USD419776SLiquid dispensing brushPRC DESOTO INT INC·Filed 1999·Granted Feb 1, 2000·5 cites·1 claims
- 2143US2005036851A1Subgrade vaultFiled 2004·Application pending·0 cites
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