William B. Hillig
20Patents
14h-index
10Co-inventors
74Inventor score
Filing activity: Jul 28, 1975 → Mar 29, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5015540A | Fiber-containing composite | Emerging Cross-Sectional Technologies | 87 | Expired |
| US4120731A | Method of making molten silicon infiltration reaction products and products made thereby | Emerging Cross-Sectional Technologies | 49 | Expired |
| US4238433A | Method of making molten silicon infiltration reaction products | Chemistry; Metallurgy | 45 | Expired |
| US4148894A | Method of making molten silicon infiltration reaction products and products made thereby | Emerging Cross-Sectional Technologies | 38 | Expired |
| US3956564A | Graded filamentary composite article and method of making | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4737476A | Composite by infiltration | Chemistry; Metallurgy | 26 | Expired |
| US4810442A | Method of forming fiber- and filament-containing ceramic preform and composite | Chemistry; Metallurgy | 25 | Expired |
| US4657876A | Composite by infiltration | Chemistry; Metallurgy | 24 | Expired |
| US4636480A | Composite by infiltration | Chemistry; Metallurgy | 23 | Expired |
| US4640899A | Mullite matrix composite | Chemistry; Metallurgy | 22 | Expired |
| US4769349A | Ceramic fiber casting | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4725567A | Composite by infiltration | Chemistry; Metallurgy | 18 | Expired |
| US5248705A | Method of forming a porous carbonaceous preform from water-based slurry | Chemistry; Metallurgy | 18 | Expired |
| US4917941A | Fiber- and filament-containing ceramic preform and composite | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4788162A | Composite by compression | Chemistry; Metallurgy | 14 | Expired |
| US5238619A | Method of forming a porous carbonaceous preform from a water-based slurry | Chemistry; Metallurgy | 5 | Expired |
| US4885265A | Moldable fiber-containing ceramic mass | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4640904A | Mullite by reactive hot pressing | Chemistry; Metallurgy | 4 | Expired |
| US4661461A | Composite of Si.sub.3 N.sub.4 by infiltration | Chemistry; Metallurgy | 1 | Expired |
| US4689189A | Composite of Si.sub.3 N.sub.4 by infiltration | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.