Inventor · Pleasanton, CA, US

Daniel W. Freeman

2Patents
0h-index
3Co-inventors
27Inventor score

Filing activity: Apr 18, 2014 → Mar 9, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US11405716B2 Modular headphone system Electricity 0 Active
US9151966B1 Prescription eyewear assembly Physics 0 Active

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