David Walton
8Patents
4h-index
20Co-inventors
57Inventor score
Filing activity: Feb 18, 1976 → Jan 17, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7338692B2 | Microporous PVDF films | Emerging Cross-Sectional Technologies | 61 | Expired |
| US6678398B2 | Dual mode real-time screening and rapid full-area, selective-spectral, remote imaging and analysis device and process | Human Necessities | 49 | Expired |
| US3992854A | Method and apparatus for making dual compartment package | Performing Operations; Transporting | 16 | Expired |
| US6413621B1 | Polymeric membranes and other polymer articles having desired surface characteristics and method for their preparation | Emerging Cross-Sectional Technologies | 16 | Expired |
| US8663868B2 | Microporous PVDF films | Emerging Cross-Sectional Technologies | 4 | Active |
| US8962214B2 | Microporous PVDF films | Emerging Cross-Sectional Technologies | 3 | Active |
| US5750882A | Gas permeability measurements for film envelope materials | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8722807B2 | Polymer composition for injection moulding | Chemistry; Metallurgy | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.