Inventor · Danville, CA, US

Edwin Sum

1Patents
1h-index
3Co-inventors
25Inventor score

Filing activity: Jun 1, 2004 → Jun 1, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US7501161B2 Methods and apparatus for reducing arcing during plasma processing Electricity 9 Expired

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