Patent assignee · CN · INDIVIDUAL

Yan Chen

3Patents
2Active
3Granted
48Portfolio score

Filing activity: Dec 26, 2001 → May 31, 2023

Most-cited patents

PatentTitleAreaCited byStatus
USD1000258S1 Clothes hanger hook General 7 Active
US7198369B2 Method and device for detecting/correcting color vision and their application Human Necessities 2 Expired
USD1031281S1 Clothes hanger hook General 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.