John R. Fields
1Patents
0Active
1Granted
21Portfolio score
Filing activity: Mar 5, 1998 → Mar 5, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6207593A | Asphalt coated mat | Emerging Cross-Sectional Technologies | 11 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.