Gregory A. Marking
20Patents
4h-index
14Co-inventors
56Inventor score
Filing activity: Aug 31, 1994 → Jun 2, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7396491B2 | UV-emitting phosphor and lamp containing same | Chemistry; Metallurgy | 503 | Active |
| US5531936A | Alkali metal quaternary chalcogenides and process for the preparation thereof | Chemistry; Metallurgy | 29 | Expired |
| US5618471A | Alkali metal quaternary chalcogenides and process for the preparation thereof | Chemistry; Metallurgy | 24 | Expired |
| US5614128A | Alkali metal quaternary chalcogenides and process for the preparation thereof | Chemistry; Metallurgy | 20 | Expired |
| US7497974B2 | Ce,Pr-coactivated yttrium phosphate phosphor and lamp containing same | Electricity | 4 | Active |
| US7846352B2 | Method of producing UV-emitting magnesium pentaborate phosphors | Chemistry; Metallurgy | 2 | Active |
| US7449129B2 | Ce,Pr-coactivated strontium magnesium aluminate phosphor and lamp containing same | Electricity | 2 | Active |
| US7232531B2 | Method of removing impurities from a SrB4O7:Eu phosphor | Chemistry; Metallurgy | 1 | Expired |
| US7419621B2 | UV-emitting phosphor and lamp containing same | Electricity | 1 | Active |
| US7396490B2 | Ce,Pr-coactivated calcium pyrophosphate phosphor and lamp containing same | Electricity | 1 | Active |
| US5938974A | Yttrium tantalate x-ray phosphors with reduced persistence | Chemistry; Metallurgy | 1 | Expired |
| US5900188A | Yttrium tantalate x-ray phosphors with reduced persistence | Chemistry; Metallurgy | 1 | Expired |
| US6610217B2 | ZnS:Ag,A1 phosphor and method of making same | Chemistry; Metallurgy | 0 | Expired |
| US6245260A | Mixed flux for yttrium tantalate x-ray phosphors | Chemistry; Metallurgy | 0 | Expired |
| US7435358B2 | UVC-emitting Sr(Al,Mg)12O19:Pr phosphor and lamp containing same | Electricity | 0 | Active |
| US7846353B2 | Method of making green-emitting borate phosphors | Chemistry; Metallurgy | 0 | Active |
| US6805813B1 | High brightness green-emitting phosphor | Chemistry; Metallurgy | 0 | Expired |
| US7846354B2 | Method of making red-emitting borate phosphor | Chemistry; Metallurgy | 0 | Active |
| US7535176B2 | VUV-excited device with blue-emitting phosphor | Electricity | 0 | Expired |
| US8070985B2 | Method of making a lead-activated strontium hexaborate phosphor | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.