George Griffiths
6Patents
3h-index
2Co-inventors
47Inventor score
Filing activity: Nov 20, 1981 → May 18, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6749669B1 | Air cleaning device | Emerging Cross-Sectional Technologies | 31 | Expired |
| US7014688B2 | Air cleaning device | Emerging Cross-Sectional Technologies | 20 | Expired |
| US7655076B2 | Device for air cleaning | Performing Operations; Transporting | 18 | Expired |
| US10286405B2 | Air cleaning device and apparatus | Emerging Cross-Sectional Technologies | 1 | Active |
| US12083538B2 | Electrostatic air filter | Emerging Cross-Sectional Technologies | 0 | Active |
| US4433455A | Cleaning waste from beneath machinery | Textiles; Paper | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.