David Oldfield
8Patents
6h-index
10Co-inventors
56Inventor score
Filing activity: Aug 20, 1996 → May 8, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5738716A | Color pigmented ink jet ink set | Chemistry; Metallurgy | 70 | Expired |
| US5679142A | Cyan ink jet pigment set | Chemistry; Metallurgy | 32 | Expired |
| US5679139A | Cyan and magenta pigment set | Chemistry; Metallurgy | 31 | Expired |
| US6152999A | Color pigmented ink jet set | Chemistry; Metallurgy | 31 | Expired |
| US5679141A | Magenta ink jet pigment set | Chemistry; Metallurgy | 28 | Expired |
| US5679140A | Magenta and yellow dye set for imaging systems | Chemistry; Metallurgy | 14 | Expired |
| US10108590B2 | Comparing markup language files | Physics | 0 | Active |
| US10108591B2 | Comparing markup language files | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.