Abraham Clearfield
11Patents
4h-index
14Co-inventors
57Inventor score
Filing activity: Aug 5, 1974 → Mar 6, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4512905A | Method of making sodium zirconium silico-phosphates | Emerging Cross-Sectional Technologies | 50 | Expired |
| US4059679A | Modified zirconium phosphates | Physics | 12 | Expired |
| US7297321B2 | Supermicroporous metal oxides | Chemistry; Metallurgy | 11 | Expired |
| US5200378A | Pillaring of layered compounds | Performing Operations; Transporting | 7 | Expired |
| US4180551A | Modified zirconium phosphates | Chemistry; Metallurgy | 4 | Expired |
| US5017537A | Pillaring of layered compounds | Performing Operations; Transporting | 3 | Expired |
| US8986641B1 | Amphiphilic nanosheets and methods of making the same | Chemistry; Metallurgy | 1 | Active |
| US6114269A | Process for preparing chemically modified micas for removal of cesium salts from aqueous solution | Performing Operations; Transporting | 0 | Expired |
| US9968898B2 | Amphiphilic nanosheets and methods of making the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US7211231B2 | Ion exchange materials for use in a 213Bi generator | Emerging Cross-Sectional Technologies | 0 | Expired |
| US9586983B2 | Amphiphilic nanosheets and methods of making the same | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.