David A. Johnson
12Patents
5h-index
18Co-inventors
59Inventor score
Filing activity: Sep 2, 2003 → May 5, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7567293B2 | System and method for performing motion capture by strobing a fluorescent lamp | Electricity | 22 | Active |
| US7023680B1 | Transient voltage protection and ground status monitoring apparatus and method | Electricity | 16 | Expired |
| US7019711B2 | Coupled transponder and antenna system and method | Performing Operations; Transporting | 10 | Expired |
| US9044297B2 | System and method for estrus detection using real-time location | Human Necessities | 7 | Active |
| US8950357B2 | System and method for milking stall assignment using real-time location | Physics | 5 | Active |
| US9603342B2 | System and method for health monitoring using real-time location | Human Necessities | 4 | Active |
| US9603691B2 | System and method for estrus detection using real-time location | Human Necessities | 1 | Active |
| US9439389B2 | System and method for milking stall assignment using real-time location | Physics | 1 | Active |
| US8949034B2 | System and method for health monitoring using real-time location | Human Necessities | 0 | Active |
| US11911178B2 | System and method to detect and treat arrhythmogenic regions in atrial fibrillation | Physics | 0 | Active |
| US9675042B2 | System and method for milking stall assignment using real-time location | Physics | 0 | Active |
| US7377155B2 | Method for approximating tire flat spot decay and magnitude using regressive analysis | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.