Inventor · Beijing, CN

Yan Ma

5Patents
3h-index
2Co-inventors
47Inventor score

Filing activity: Oct 2, 2002 → Jun 13, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6685147B1 Nail polish bottle holder Human Necessities 10 Expired
USD1014816S1 Work light General 5 Active
USD973942S1 LED post top area light General 4 Active
USD967490S1 LED shop light General 3 Active
US12132520B1 Pure-optical active cable and repeater Electricity 0 Active

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