Inventor · Fuchu, JP

Qingfen Hao

1Patents
1h-index
6Co-inventors
25Inventor score

Filing activity: Jul 21, 1997 → Jul 21, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US5853614A Long decay luminescent material Chemistry; Metallurgy 39 Expired

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