Quentin Ernie Walker
7Patents
1h-index
8Co-inventors
44Inventor score
Filing activity: Sep 10, 2004 → Jan 12, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9200950B2 | Pulsed plasma monitoring using optical sensor and a signal analyzer forming a mean waveform | Physics | 15 | Active |
| US8089046B2 | Method and apparatus for calibrating mass flow controllers | Physics | 1 | Active |
| US7393459B2 | Method for automatic determination of substrates states in plasma processing chambers | Physics | 1 | Expired |
| US11585764B1 | Multi-level RF pulse monitoring and RF pulsing parameter optimization at a manufacturing system | Physics | 0 | Active |
| US12253476B2 | Multi-level RF pulse monitoring and RF pulsing parameter optimization at a manufacturing system | Physics | 0 | Active |
| US11874234B2 | Multi-level RF pulse monitoring and RF pulsing parameter optimization at a manufacturing system | Physics | 0 | Active |
| US12046522B2 | Endpoint detection in low open area and/or high aspect ratio etch applications | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.