Shellie K. Northrop
11Patents
4h-index
12Co-inventors
53Inventor score
Filing activity: May 20, 1991 → Mar 11, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5306441A | Method of preparing fluoroplogopite phosphor | Chemistry; Metallurgy | 16 | Expired |
| US5531928A | Phosphor and method of making same | Electricity | 15 | Expired |
| US5489398A | Phosphor and method of making same | Electricity | 5 | Expired |
| US5582768A | Phosphor and method of making same | Electricity | 4 | Expired |
| US6387299B1 | Process for producing electroluminescent phosphor with increased efficiency | Chemistry; Metallurgy | 1 | Expired |
| US6555021B2 | Preparation of ZnS:Cu,Cl electroluminescent phosphor | Chemistry; Metallurgy | 1 | Expired |
| US5783106A | Lithium doped terbium activated gadolinium oxysulfide phosphor | Chemistry; Metallurgy | 1 | Expired |
| US5102633A | Method for reducing impurities in hexammine cobalt halide compounds | Chemistry; Metallurgy | 1 | Expired |
| US7535176B2 | VUV-excited device with blue-emitting phosphor | Electricity | 0 | Expired |
| US8557143B2 | Electroluminescent ZnS:Mn phosphor and method of making | Electricity | 0 | Active |
| US7288216B2 | Method of making electroluminescent phosphors with small particle sizes and powder with D50 value of no more than 10 micrometers | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.