Inventor · disambiguated record
Bruce A. Hartzell
Also filed as: HARTZELL BRUCE · HARTZELL BRUCE A · HARTZELL BRUCE ALLEN
11 granted patents·7 pending applications·34 citations·filing 1999–2024
87Inventor score
Top patents by PatentIndex Score
18 records- 0189US8556200B2System, method and apparatus for processing fiber materialsPIOTROWSKI TONY S·Filed 2010·Granted Oct 15, 2013·10 cites·26 claims
- 0283US11274455B2Insulation-retaining sheet having integral vapor-retarding membraneCERTAINTEED LLC·Filed 2020·Granted Mar 15, 2022·1 cites·23 claims
- 0383US10603672B2System, method and apparatus for processing fiber materialsCERTAIN TEED CORP·Filed 2017·Granted Mar 31, 2020·1 cites·20 claims
- 0480US10612251B2Insulation-retaining sheet having integral vapor-retarding membraneCERTAIN TEED CORP·Filed 2018·Granted Apr 7, 2020·3 cites·20 claims
- 0578US11668108B2Insulation-retaining sheet having integral vapor-retarding membraneCERTAINTEED LLC·Filed 2022·Granted Jun 6, 2023·0 cites·20 claims
- 0672US11951486B2System, method, and apparatus for processing fiber materialsCERTAIN TEED CORP·Filed 2020·Granted Apr 9, 2024·0 cites·17 claims
- 0765US6249974B1Strap removal device and methodFiled 2000·Granted Jun 26, 2001·8 cites·7 claims
- 0864US2025207413A1Loosefill insulation installation system and method for installing loosefill insulationCERTAINTEED LLC·Filed 2024·Application pending·0 cites
- 0957US9592482B2System, method and apparatus for processing fiber materialsCERTAIN TEED CORP·Filed 2013·Granted Mar 14, 2017·1 cites·20 claims
- 1057US2023330689A1Loosefill Insulation Hose Connector, Loosefill Insulation Hose And Loosefill Insulation Installation SystemCERTAINTEED LLC·Filed 2023·Application pending·0 cites
- 1156US2022314247A1Loose fill insulation delivery system with additive injection and method of including additive in loose fill insulationCERTAINTEED LLC·Filed 2022·Application pending·0 cites
- 1254US12055256B2Static reduction loosefill insulation hose and static reduction loosefill insulation installation systemCERTAINTEED LLC·Filed 2022·Granted Aug 6, 2024·0 cites·16 claims
- 1353US2024218678A1Connector Modules for Loose Fill Insulation Hose and Method of Installing Loose Fill InsulationCERTAINTEED LLC·Filed 2024·Application pending·0 cites
- 1452US2025100820A1Loose fill delivery machineCERTAINTEED LLC·Filed 2024·Application pending·0 cites
- 1549US2005249908A1Vapor retarding film and folding thereofDUNCAN RICHARD S·Filed 2005·Application pending·0 cites
- 1646US2006059852A1Laminated building materialsCERTAIN TEED CORP·Filed 2004·Application pending·0 cites
- 1732US6311397B1Strap removal device and methodCERTAIN TEED CORP·Filed 1999·Granted Nov 6, 2001·6 cites·7 claims
- 1830USD633612SPortable blowing machine hood having a feeder tray for blowing loose fillCERTAIN TEED CORP·Filed 2009·Granted Mar 1, 2011·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →