David Griggs
2Patents
1h-index
1Co-inventors
38Inventor score
Filing activity: Aug 13, 1981 → Feb 16, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4435617A | Speech-controlled phonetic typewriter or display device using two-tier approach | Physics | 41 | Expired |
| US12296668B2 | System and method for exhaust gas conditioning | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.