Paul E. Christian
8Patents
5h-index
8Co-inventors
56Inventor score
Filing activity: Feb 6, 1984 → May 16, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5210421A | Simultaneous transmission and emission converging tomography | Human Necessities | 87 | Expired |
| US5338936A | Simultaneous transmission and emission converging tomography | Physics | 46 | Expired |
| US4594081A | Gas scrubber | Emerging Cross-Sectional Technologies | 39 | Expired |
| US11705097B2 | Battery powered devices with electrically isolated outputs | Emerging Cross-Sectional Technologies | 5 | Active |
| US10706828B2 | Power plate pedal board for musical instrument electronics | Emerging Cross-Sectional Technologies | 5 | Active |
| US9892247B2 | Multimodal biometric authentication system and method with photoplethysmography (PPG) bulk absorption biometric | Electricity | 1 | Active |
| US10262123B2 | Multimodal biometric authentication system and method with photoplethysmography (PPG) bulk absorption biometric | Physics | 0 | Active |
| US12211471B2 | DC power control devices with electrically isolated outputs | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.