John V. Nelson
8Patents
3h-index
16Co-inventors
50Inventor score
Filing activity: May 29, 1990 → Dec 11, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8385588B2 | Recording audio metadata for stored images | Physics | 15 | Active |
| US5629140A | Photographic elements containing scavengers for oxidized developing agent | Physics | 9 | Expired |
| US5478711A | Photographic elements containing development accelerators and release compounds that release development inhibitors | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5460932A | Photographic elements containing development accelerators and release compounds that release development inhibitors | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5382499A | Color reversal photographic elements adapted for underwater photography | Physics | 2 | Expired |
| US5164288A | Photographic element containing pyrazoloazole coupler and oxidized developer competitor | Physics | 2 | Expired |
| US5695917A | Combination of yellow filter dye and 4-equivalent pyrazolone magenta coupler | Physics | 0 | Expired |
| US5834172A | Photographic coating compositions and photographic elements made therefrom | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.