Inventor · Berkvam Road, PA, US

Eric F. Boonstra

14Patents
4h-index
9Co-inventors
45Inventor score

Filing activity: Dec 14, 1988 → Sep 19, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US5562857A Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and 2-methyl butane Emerging Cross-Sectional Technologies 30 Expired
US5117048A Process for the continuous preparation of monoisocyanates or polyisocyanates Performing Operations; Transporting 25 Expired
US5716541A Azeotrope-like compositions of 1,1,1,3,3 pentafluoropropane and tetramethylsilane Chemistry; Metallurgy 8 Expired
US5723509A Azeotrope-like compositions of dimethoxymethane, cyclopentane and 2-methyl pentane and the use thereof in the production of foams Emerging Cross-Sectional Technologies 5 Expired
US5631305A Azeotropic compositions of dimethoxymethane and cyclopentane and the use thereof in the production of foams Chemistry; Metallurgy 3 Expired
US5665788A Azeotropic compositions of dimethoxymethane and cyclopentane and the use thereof in the production of foams Chemistry; Metallurgy 2 Expired
US5472989A Aezotropic compositions of 1,1,1,4,4,4-hexafluorobutane and n-pentane and the use thereof in the production of foams Chemistry; Metallurgy 2 Expired
US5614565A Azeotropic compositions of perfluorohexane and hydrocarbons having 6 carbon atoms and the use thereof in the production of foams Chemistry; Metallurgy 2 Expired
US5488073A Azeotropic compositions of 1,1,1,4,4,4-hexafluorobutane and N-pentane and the use thereof in the production of foams Chemistry; Metallurgy 1 Expired
US5854296A Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and tetramethylsilane Chemistry; Metallurgy 1 Expired
US5574072A Azeotropic compositions of 1,1,1,4,4,4-hexafuorobutane and n-pentane and the use thereof in the production of foams Chemistry; Metallurgy 1 Expired
US6372705B1 Azeotropic compositions of perfluorohexane and hydrocarbons having 5 carbon atoms and the use thereof in the production of foams Chemistry; Metallurgy 0 Expired
US6358908B1 Azeotropic compositions of 1,3-dioxolane and hydrocarbons having 5 or 6 carbon atoms and the use thereof in the production of foams Chemistry; Metallurgy 0 Expired
US5532283A Azeotropic compositions of 1,1,1,4,4,4-hexafluorobutane and 2-methyl butane and the use thereof in the production of foams Chemistry; Metallurgy 0 Expired

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