David Ullstrom
2Patents
1h-index
3Co-inventors
30Inventor score
Filing activity: Jan 18, 2016 → Oct 8, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10440777B2 | Azimuthally tunable multi-zone electrostatic chuck | Electricity | 4 | Active |
| US11622419B2 | Azimuthally tunable multi-zone electrostatic chuck | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.