Inventor · Weatherford, TX, US

Ying Ma

8Patents
4h-index
13Co-inventors
50Inventor score

Filing activity: Aug 14, 2001 → Nov 15, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6692546B2 Chemical mechanical polishing compositions for metal and associated materials and method of using same Chemistry; Metallurgy 42 Expired
US6684917B2 Apparatus for volumetric metering of small quantity of powder from fluidized beds Performing Operations; Transporting 41 Expired
US7029373B2 Chemical mechanical polishing compositions for metal and associated materials and method of using same Chemistry; Metallurgy 31 Expired
US6800218B2 Abrasive free formulations for chemical mechanical polishing of copper and associated materials and method of using same Electricity 24 Expired
US7172770B2 Mesoporous compositions for use in drug delivery Human Necessities 3 Expired
US7862848B2 Direct coating solid dosage forms using powdered materials Human Necessities 3 Active
US8161904B2 Direct coating solid dosage forms using powdered materials Human Necessities 2 Active
US7579014B2 Mesoporous compositions for use in drug delivery Human Necessities 0 Active

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