William C. Fultz
19Patents
10h-index
15Co-inventors
69Inventor score
Filing activity: Jan 19, 1990 → Feb 16, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5419888A | Low temperature method of making very high structure silica | Chemistry; Metallurgy | 20 | Expired |
| US5234673A | Low temperature-very high structure silica and methods | Chemistry; Metallurgy | 17 | Expired |
| US5279815A | Dentifrice abrasive compositions | Chemistry; Metallurgy | 17 | Expired |
| US5647903A | Microporous high structure precipitated silicas and methods | Chemistry; Metallurgy | 16 | Expired |
| US7267814B2 | High-cleaning/low abrasive silica and materials and dentifrice containing such materials | Chemistry; Metallurgy | 16 | Expired |
| US5225177A | Dentifrice abrasives and compositions | Chemistry; Metallurgy | 16 | Expired |
| US6838495B2 | Rubber composition comprising composite pigment | Chemistry; Metallurgy | 16 | Expired |
| US5929156A | Silica product for use in elastomers | Chemistry; Metallurgy | 15 | Expired |
| US7166271B2 | Silica-coated boehmite composites suitable for dentifrices | Emerging Cross-Sectional Technologies | 14 | Expired |
| US9028605B2 | Coating compositions comprising spheroid silica or silicate | Emerging Cross-Sectional Technologies | 12 | Active |
| US7306788B2 | High-cleaning/moderate abrasive silica materials and dentifrice containing such materials | Human Necessities | 9 | Expired |
| US7303742B2 | Viscosity-modifying silica materials that exhibit low cleaning and abrasive levels and dentifrices thereof | Human Necessities | 7 | Expired |
| US6989142B2 | Precipitated calcium carbonate | Chemistry; Metallurgy | 6 | Expired |
| US6869595B2 | Abrasive compositions for clear toothpaste | Chemistry; Metallurgy | 4 | Expired |
| US5891949A | Natural rubber compound | Chemistry; Metallurgy | 4 | Expired |
| US6663963B2 | Very high structure, highly absorptive hybrid silica and methods for making same | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6866711B2 | Composite pigment composition containing silica | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7670593B2 | High-cleaning silica materials and dentifrice containing such | Human Necessities | 2 | Expired |
| US6573032B1 | Very high structure, highly absorptive hybrid silica and method for making same | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.