Inventor · Pittsburgh, PA, US

Ralf Guether

10Patents
4h-index
11Co-inventors
46Inventor score

Filing activity: Feb 7, 2000 → Aug 14, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US6562932B1 Light stable one-shot urethane-urea elastomers Chemistry; Metallurgy 28 Expired
US6602025B2 Process for lining canals, ditches and pipes with a non-sagging polyurethane/geofabric composite Chemistry; Metallurgy 10 Expired
US6706776B2 Syntactic foams with improved water resistance, long pot life and short demolding times Emerging Cross-Sectional Technologies 4 Expired
US6242556A Liquid MDI adducts with improved freeze stability Chemistry; Metallurgy 4 Expired
US6669407B2 Polyurethane geotextile composite liner with improved water resistance and a process for the production thereof Chemistry; Metallurgy 4 Expired
US6821059B2 Polyurethane-forming composition with adjustable mix viscosity, geotextile composites prepared therefrom and a process for producing such composites Emerging Cross-Sectional Technologies 3 Expired
US6482913B1 Liquid MDI adducts wtih improved freeze stability Chemistry; Metallurgy 2 Expired
US6582771B1 Method for producing a polyurethane/geofabric composite Chemistry; Metallurgy 2 Expired
US6786680B2 Process for patching canals and ditches with a non-sagging polyurethane composition Emerging Cross-Sectional Technologies 2 Expired
US6632875B2 Polyurethane-forming composition with adjustable mix viscosity, geotextile composites prepared therefrom and a process for producing such composites Emerging Cross-Sectional Technologies 2 Expired

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