John W. Brook
5Patents
4h-index
6Co-inventors
50Inventor score
Filing activity: Jul 2, 1974 → Oct 6, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5536310A | Cementitious compositions containing fly ash | Emerging Cross-Sectional Technologies | 89 | Expired |
| US5556458A | Cementitious compositions | Emerging Cross-Sectional Technologies | 57 | Expired |
| US5176753A | Concrete admixture compositions | Chemistry; Metallurgy | 21 | Expired |
| US3943081A | Stabilizers for polyvinyl chloride | Chemistry; Metallurgy | 10 | Expired |
| US4933546A | Orifice ring ion beam neutralizer | Electricity | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.