Nian Chen
11Patents
4h-index
14Co-inventors
57Inventor score
Filing activity: Sep 1, 1989 → Oct 25, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5363020A | Electronic power controller | Emerging Cross-Sectional Technologies | 176 | Expired |
| US5187411A | Discharge lamp life and lamp lumen life-extender module, circuitry, and methodology | Emerging Cross-Sectional Technologies | 10 | Expired |
| USD961512S1 | Power station | General | 5 | Active |
| US5087861A | Discharge lamp life and lamp lumen life-extender module, circuitry, and methodology | Emerging Cross-Sectional Technologies | 4 | Expired |
| USD1060433S1 | Multifunctional air pump | General | 4 | Active |
| US11579406B2 | Optical imaging lens assembly | Physics | 2 | Active |
| US11561377B2 | Optical imaging lens assembly | Physics | 1 | Active |
| US12244214B2 | Single-phase and three-phase compatible ac-dc conversion circuit and method of detecting input current thereof | Emerging Cross-Sectional Technologies | 0 | Active |
| US11899178B2 | Optical imaging lens assembly including six lenses of +−+−+− refractive powers | Physics | 0 | Active |
| US8996361B2 | Method and device for determining a decoding mode of in-band signaling | Electricity | 0 | Active |
| US12216249B2 | Optical imaging lens including six lenses of +-+-+-or +++-+-refractive powers | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.