Patent assignee · TW · INDIVIDUAL

Hsi-Hsun Tseng

1Patents
0Active
1Granted
24Portfolio score

Filing activity: Jan 2, 2004 → Jan 2, 2004

Most-cited patents

PatentTitleAreaCited byStatus
US7410478B2 Safety syringe with needle retracting mechanism Human Necessities 42 Expired

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