Inventor · Taipei, TW

Rich Chen

3Patents
3h-index
Co-inventors
27Inventor score

Filing activity: Apr 3, 1997 → Oct 22, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US6011495A Multimedia keyboard structure Physics 26 Expired
US5880539A Electromagnet induced switch Electricity 11 Expired
US5897257A Keyboard with expandable function keys Physics 3 Expired

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