Inventor · Brighton, MI, US

Ralph Stefan

1Patents
1h-index
8Co-inventors
25Inventor score

Filing activity: Nov 10, 2010 → Nov 10, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US9204129B2 Non-contact sensing system having MEMS-based light source Electricity 2 Active

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