Inventor · Elgin, IL, US

Margie Fowler

6Patents
3h-index
4Co-inventors
42Inventor score

Filing activity: May 12, 1997 → Mar 12, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US6736860B2 Gradual permanent coloring of hair using dye intermediates dissolved in alkaline water with fatty alcohol Human Necessities 53 Expired
US5968486A Composition for lightening and highlighting hair Human Necessities 26 Expired
US6770103B2 Method and composition for the gradual permanent coloring of hair Human Necessities 4 Expired
US6709468B2 Gradual permanent coloring of hair using dye intermediates in alkaline water which contains quaternary ammonium compounds Human Necessities 2 Expired
US6726729B2 Gradual permanent coloring of hair using dye intermediates in a shampoo base Human Necessities 1 Expired
US6758867B2 Gradual permanent coloring of hair using dye intermediates in a shampoo base Human Necessities 1 Expired

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