Helmut Frank
16Patents
8h-index
9Co-inventors
65Inventor score
Filing activity: Feb 20, 1985 → Aug 4, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6022935A | Preparation of polymers of alk-1-enes in the presence of a supported metallocene catalyst system and of antistatic agent | Emerging Cross-Sectional Technologies | 30 | Expired |
| USD564843S1 | Saucer | General | 26 | Expired |
| USD545626S1 | Cup | General | 21 | Expired |
| US4803882A | Unbalance measuring station and method for unbalance measurement | Physics | 13 | Expired |
| USD588413S1 | Saucer | General | 10 | Expired |
| USD834890S1 | Plate | General | 9 | Active |
| USD553912S1 | Bowl | General | 9 | Expired |
| USD562634S1 | Cup | General | 9 | Expired |
| USD487378S1 | Saucer | General | 8 | Expired |
| USD548532S1 | Plate | General | 7 | Expired |
| USD548531S1 | Plate | General | 7 | Expired |
| US4641360A | Carrying bag with interlocking handle portions | Performing Operations; Transporting | 5 | Expired |
| USD568087S1 | Pot | General | 5 | Expired |
| USD478251S1 | Cup | General | 4 | Expired |
| USD585243S1 | Saucer | General | 1 | Expired |
| USD619420S1 | Bowl/tureen | General | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.