R. G. Hansen & Associates
2Patents
0Active
2Granted
25Portfolio score
Filing activity: Mar 27, 1989 → Oct 17, 1990
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4998848A | Method and apparatus for removing ground contaminants | Fixed Constructions | 13 | Expired |
| US5066166A | Apparatus for removing ground contaminants | Performing Operations; Transporting | 8 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.