Eric Knappenberger
30Patents
9h-index
14Co-inventors
72Inventor score
Filing activity: Oct 24, 1997 → Jun 1, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6228538A | Mask forming methods and field emission display emitter mask forming methods | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6174449A | Magnetically patterned etch mask | Electricity | 17 | Expired |
| US6464890B2 | Method for patterning high density field emitter tips | Electricity | 16 | Expired |
| US10537199B2 | Digital power supply | Electricity | 14 | Active |
| US11454677B2 | Wireless control and status monitoring for electric grill with current protection circuitry | Electricity | 12 | Active |
| US10551893B2 | Digital power supply with wireless monitoring and control | Electricity | 11 | Active |
| US10524312B2 | Electric grill with current protection circuitry | Electricity | 10 | Active |
| US6679998B2 | Method for patterning high density field emitter tips | Electricity | 10 | Expired |
| US6420086B1 | Methods of forming patterned constructions, methods of patterning semiconductive substrates, and methods of forming field emission displays | Electricity | 9 | Expired |
| US7557918B1 | Spectral polarimetric image detection and analysis methods and apparatus | Physics | 7 | Active |
| US6156669A | Method of patterning a semiconductor device | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6350388B1 | Method for patterning high density field emitter tips | Electricity | 7 | Expired |
| US6537728B2 | Structures, lithographic mask forming solutions, mask forming methods, field emission display emitter mask forming methods, and methods of forming plural field emission display emitters | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6489246B1 | Method for manufacturing charge-coupled image sensors | Electricity | 6 | Expired |
| US6682873B2 | Semiconductive substrate processing methods and methods of processing a semiconductive substrate | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6054395A | Method of patterning a semiconductor device | Emerging Cross-Sectional Technologies | 5 | Expired |
| US11622420B2 | Electric grill with current protection circuitry | Electricity | 4 | Active |
| US6426233B1 | Uniform emitter array for display devices, etch mask for the same, and methods for making the same | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6207578A | Methods of forming patterned constructions, methods of patterning semiconductive substrates, and methods of forming field emission displays | Electricity | 1 | Expired |
| US6586144B2 | Mask forming methods and a field emission display emitter mask forming method | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6890446B2 | Uniform emitter array for display devices, etch mask for the same, and methods for making the same | Emerging Cross-Sectional Technologies | 1 | Expired |
| US11860240B2 | Wireless control and status monitoring for electric grill with current protection circuitry | Electricity | 0 | Active |
| US11703928B2 | Digital power supply with wireless monitoring and control | Electricity | 0 | Active |
| US12137832B2 | Digital power supply | Electricity | 0 | Active |
| US12105572B2 | Digital power supply with wireless monitoring and control | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.