Richard Ipsen
2Patents
0Active
2Granted
21Portfolio score
Filing activity: Nov 30, 1993 → Nov 30, 1993
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5402949A | Ice shaving apparatus | Emerging Cross-Sectional Technologies | 23 | Expired |
| USD364531S | Ice shaver apparatus body | General | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.