Inventor · disambiguated record
Donald Bradley Campbell
Also filed as: CAMPBELL DONALD B · CAMPBELL DONALD BRADLEY
19 granted patents·6 pending applications·71 citations·filing 1990–2025
91Inventor score
Top patents by PatentIndex Score
25 records- 0197US10995884B1Multilayer composite pipe and pipe assemblies including reflective insulationTITEFLEX CORP·Filed 2021·Granted May 4, 2021·10 cites·14 claims
- 0283US2025115021A1Multilayer composite tube with flame-resistant layersTITEFLEX CORP·Filed 2024·Application pending·0 cites
- 0377US10767892B2Insulated flexible duct using compressible core spacer and method of useFLEXIBLE TECH INC·Filed 2018·Granted Sep 8, 2020·2 cites·11 claims
- 0474US2025383130A1Multilayer composite tube with static discharge-resistant layersTITEFLEX CORP·Filed 2025·Application pending·0 cites
- 0571US4958537ATransmission casing cover with tubular conduit cast in situSATURN CORP·Filed 1990·Granted Sep 25, 1990·27 cites·5 claims
- 0670US5111872ATransmission casing cover with tubular mechanically crimped conduit cast in situSATURN CORP·Filed 1991·Granted May 12, 1992·14 cites·2 claims
- 0769US12220894B2Multilayer composite tube with flame-resistant layersTITEFLEX CORP·Filed 2021·Granted Feb 11, 2025·0 cites·15 claims
- 0869US9125339B2Agriculturally active productDOW AGROSCIENCES LLC·Filed 2012·Granted Sep 8, 2015·2 cites·27 claims
- 0968US10295218B2Insulated duct with air gap and method of useFLEXIBLE TECH INC·Filed 2016·Granted May 21, 2019·1 cites·24 claims
- 1066US12320449B2Multilayer composite pipe and pipe assemblies including reflective insulationTITEFLEX CORP·Filed 2023·Granted Jun 3, 2025·0 cites·7 claims
- 1166US2025122959A1Multilayer composite pipe and pipe assemblies including reflective insulationTITEFLEX CORP·Filed 2024·Application pending·0 cites
- 1266US2024230183A9Multilayer composite pipe and pipe assemblies including reflective insulationTITEFLEX CORP·Filed 2023·Application pending·0 cites
- 1365US9604774B2Agriculturally active productDOW AGROSCIENCES LLC·Filed 2015·Granted Mar 28, 2017·1 cites·7 claims
- 1464US11846370B2Multilayer composite pipe and pipe assemblies including reflective insulationTITEFLEX CORP·Filed 2022·Granted Dec 19, 2023·0 cites·5 claims
- 1564US10352482B2Insulated duct with air gap and method of useFLEXIBLE TECH INC·Filed 2016·Granted Jul 16, 2019·1 cites·10 claims
- 1662US9366366B2Flexible HVAC duct and method of useCARLAY II RONALD L·Filed 2012·Granted Jun 14, 2016·2 cites·7 claims
- 1761US2010186846A1Flexible HVAC duct and method of useCARLAY II RONALD L·Filed 2009·Application pending·0 cites
- 1858US11480271B2Multilayer composite pipe and pipe assemblies including reflective insulationTITEFLEX CORP·Filed 2021·Granted Oct 25, 2022·0 cites·24 claims
- 1958US11466799B2Multilayer composite pipe and pipe assemblies including reflective insulationTITEFLEX CORP·Filed 2021·Granted Oct 11, 2022·0 cites·24 claims
- 2058US11466798B2Multilayer composite pipe and pipe assemblies including reflective insulationTITEFLEX CORP·Filed 2021·Granted Oct 11, 2022·0 cites·24 claims
- 2157US11035501B2Insulated duct with air gap and method of useFLEXIBLE TECH INC·Filed 2019·Granted Jun 15, 2021·0 cites·30 claims
- 2256USD550041SDisposable serving bowl and lidDIXIE CONSUMER PRODUCTS LLC·Filed 2005·Granted Sep 4, 2007·11 cites·1 claims
- 2349US2010300541A1HVAC branch line, method of making, and method of useTUTCO INC·Filed 2009·Application pending·0 cites
- 2446US10233013B2Agriculturally active productDOW AGROSCIENCES LLC·Filed 2017·Granted Mar 19, 2019·0 cites·20 claims
- 2544US12305792B2Multilayer composite pipe and pipe assemblies including reflective insulationTITEFLEX CORP·Filed 2020·Granted May 20, 2025·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →