Andrew Ullmann
1Patents
1h-index
4Co-inventors
25Inventor score
Filing activity: Jun 29, 2004 → Jun 29, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8737571B1 | Methods and apparatus providing call quality testing | Electricity | 15 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.