Inventor · Shelbyville, IN, US

Ronald A. Houpt

21Patents
10h-index
31Co-inventors
75Inventor score

Filing activity: Nov 5, 1993 → Oct 5, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5683810A Pourable or blowable loose-fill insulation product Emerging Cross-Sectional Technologies 47 Expired
US5431992A Dual-glass fibers and insulation products therefrom Emerging Cross-Sectional Technologies 31 Expired
US5624742A Blended loose-fill insulation having irregularly-shaped fibers Emerging Cross-Sectional Technologies 31 Expired
US5647883A Apparatus for making hollow multi-component insulation fibers Emerging Cross-Sectional Technologies 25 Expired
US5786082A Loose-fill insulation having irregularly shaped fibers Emerging Cross-Sectional Technologies 15 Expired
US5770309A Hollow multi-component insulation fibers and the manufacturing of same Emerging Cross-Sectional Technologies 14 Expired
US5629089A Glass fiber insulation product Emerging Cross-Sectional Technologies 12 Expired
US5723216A Dual-glass fiber insulation product Emerging Cross-Sectional Technologies 11 Expired
US5618328A Spinner for manufacturing dual-component fibers Emerging Cross-Sectional Technologies 10 Expired
US5514199A Spinner for producing dual component fibers Emerging Cross-Sectional Technologies 10 Expired
US5536550A Dual-glass fibers and insulation products therefrom Emerging Cross-Sectional Technologies 10 Expired
US5672429A Glass fiber insulation product Emerging Cross-Sectional Technologies 9 Expired
US5743932A Method of making an insulation product from hollow fibers Emerging Cross-Sectional Technologies 9 Expired
US5595766A Spinner for dual component fibers having multiple exits for each inlet Emerging Cross-Sectional Technologies 6 Expired
US6923883B2 Frangible fiberglass insulation batts Emerging Cross-Sectional Technologies 3 Expired
US11813833B2 Fiberglass insulation product Performing Operations; Transporting 2 Active
US6960276B2 Frangible fiberglass insulation batts Emerging Cross-Sectional Technologies 1 Expired
US7303799B2 Frangible fiberglass insulation batts Emerging Cross-Sectional Technologies 1 Expired
US12343974B2 Fiberglass insulation product Performing Operations; Transporting 0 Active
US12297342B2 Fiberglass insulation product Chemistry; Metallurgy 0 Active
US6979381B2 Frangible fiberglass insulation batts Emerging Cross-Sectional Technologies 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.