Inventor · Hazleton, PA, US

Charles Klass

4Patents
3h-index
4Co-inventors
36Inventor score

Filing activity: Aug 3, 2001 → May 17, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US7435483B2 Process for coating paper, paperboard, and molded fiber with a water-dispersible polyester polymer Emerging Cross-Sectional Technologies 16 Expired
US6679973B2 High performance purified natural zeolite pigment for papermaking and paper coating Chemistry; Metallurgy 6 Expired
US6616748B2 High performance purified natural zeolite pigment for papermaking and paper coating Chemistry; Metallurgy 5 Expired
US7201826B2 High performance natural zeolite microparticle retention aid for papermaking Textiles; Paper 0 Expired

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