Inventor · disambiguated record
Bruce Douglas
Also filed as: DOUGLAS BRUCE · DOUGLAS BRUCE F · DOUGLAS BRUCE FOSTER
8 granted patents·8 pending applications·89 citations·filing 1993–2023
85Inventor score
Files withFIRESTONE BUILDING PROD CO LLC4HOLCIM TECHNOLOGY LTD2NRG BARRIERS INC2BFS DIVERSIFIED PRODUCTS LLC1DELANEY ROBERT C1
Top patents by PatentIndex Score
16 records- 0186US12172358B2System and method for continuously manufacturing cured membranesHOLCIM TECHNOLOGY LTD·Filed 2023·Granted Dec 24, 2024·0 cites·12 claims
- 0283US10112334B2System and method for continuously manufacturing cured membranesFIRESTONE BUILDING PROD CO LLC·Filed 2013·Granted Oct 30, 2018·3 cites·17 claims
- 0378US8404069B2Method and apparatus for automated stacking of sheet material bundlesDOUGLAS BRUCE FOSTER·Filed 2010·Granted Mar 26, 2013·5 cites·18 claims
- 0477US11787096B2System and method for continuously manufacturing cured membranesHOLCIM TECHNOLOGY LTD·Filed 2021·Granted Oct 17, 2023·0 cites·16 claims
- 0577US5453231AMethod and apparatus for making foam product with venting channels and product therefromNRG BARRIERS INC·Filed 1993·Granted Sep 26, 1995·45 cites·11 claims
- 0675US11065796B2System and method for continuously manufacturing cured membranesFIRESTONE BUILDING PROD CO LLC·Filed 2018·Granted Jul 20, 2021·2 cites·13 claims
- 0769US7766591B2Method of transporting roof construction panelsBFS DIVERSIFIED PRODUCTS LLC·Filed 2006·Granted Aug 3, 2010·3 cites·33 claims
- 0868US5663882AMethod and apparatus for fabricating roofing cricketsNRG BARRIERS INC·Filed 1995·Granted Sep 2, 1997·31 cites·14 claims
- 0955US2006127664A1Tough and durable insulation boards produced in-part with scrap rubber materials and related methodsGEARY JOHN R·Filed 2005·Application pending·0 cites
- 1048US2013295295A1Membrane having a cured coating layerFIRESTONE BUILDING PROD CO LLC·Filed 2013·Application pending·0 cites
- 1142US2010200148A1Membrane having a cured coating layerDOUGLAS BRUCE F·Filed 2010·Application pending·0 cites
- 1241US2012244340A1Membranes containing ground vulcanized rubberPENG LICHIH R·Filed 2010·Application pending·0 cites
- 1338US2018297334A1Membrane assembly and method of installing roofing systemFIRESTONE BUILDING PROD CO LLC·Filed 2018·Application pending·0 cites
- 1437US2004082676A1Method for mixing blowing agents with polyurethane reagents for the production of polyurethane foam boardsFiled 2002·Application pending·0 cites
- 1535US2003082365A1Tough and durable insulation boards produced in-part with scrap rubber materials and related methodsFiled 2001·Application pending·0 cites
- 1632US2012045623A1Membrane assembly and method of installing roofing systemDELANEY ROBERT C·Filed 2010·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Bruce Douglas files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →