Helen Chen
9Patents
2h-index
23Co-inventors
51Inventor score
Filing activity: Oct 1, 1997 → Jun 23, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD403800S | Rotatable space lamp | General | 21 | Expired |
| US10367596B1 | Multiple wavelength selective switch with shared switch | Electricity | 2 | Active |
| US11016441B2 | Optimization of wavelength selective switch using phase control of liquid crystal spatial light modulator | Physics | 1 | Active |
| USD397477S | Automatic rotatable lighting apparatus | General | 1 | Expired |
| US11906823B2 | Reconfigurable port arrays for wavelength selectable switch | Electricity | 0 | Active |
| US12261950B2 | Implementing enhanced computer security standard for secure cryptographic key storage using a software-based keystore | Electricity | 0 | Active |
| US12345998B2 | Tunable optical wedge for reducing crosstalk in wavelength selective switch | Electricity | 0 | Active |
| US11422429B1 | Tunable optical wedge for beam steering | Physics | 0 | Active |
| US11789331B2 | Tunable optical wedge for beam steering | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.