Allen S. Chen
1Patents
0Active
1Granted
24Portfolio score
Filing activity: Dec 7, 1988 → Dec 7, 1988
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4904245A | Surgical valve assembly for urinary bladder irrigation and drainage | Emerging Cross-Sectional Technologies | 57 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.