Inventor · Bellingham, MA, US

Doug Kramer

1Patents
1h-index
4Co-inventors
25Inventor score

Filing activity: Mar 31, 2003 → Mar 31, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US7463746B2 Narrow opening electroacoustical transducing Electricity 15 Expired

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