Alexander C. Johnson
13Patents
6h-index
13Co-inventors
63Inventor score
Filing activity: Jun 19, 1992 → Jun 2, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5304111A | Therapeutic magnetic sheet with repeated curved magnetic areas | Human Necessities | 37 | Expired |
| US5969932A | Power surge protection assembly | Electricity | 28 | Expired |
| US5966282A | Power surge protection assembly | Electricity | 26 | Expired |
| US7466217B1 | System for determining abandonment of child in unattended vehicle | Performing Operations; Transporting | 24 | Active |
| US5876645A | Impregnation of liners | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5672398A | Flexible tubular structures | Emerging Cross-Sectional Technologies | 7 | Expired |
| US9251257B2 | Deleting a file on reading of the file | Electricity | 3 | Active |
| US8305632B2 | Automated batch processing of document in a multifunction printer system | Electricity | 2 | Active |
| US12251887B2 | Sealing of pipe liners | Performing Operations; Transporting | 0 | Active |
| US9620803B2 | Solid oxide fuel cell with reinforced electrolyte membrane | Emerging Cross-Sectional Technologies | 0 | Active |
| US11820550B2 | Plastic free container | Performing Operations; Transporting | 0 | Active |
| US8815466B2 | Micro-scale energy conversion devices and methods | Emerging Cross-Sectional Technologies | 0 | Active |
| US12358256B2 | Pipe liner | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.