William Bonfield
13Patents
9h-index
25Co-inventors
72Inventor score
Filing activity: Aug 13, 1987 → Nov 30, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5017627A | Composite material for use in orthopaedics | Human Necessities | 50 | Expired |
| US5470803A | Method for the preparation of carbonated hydroxyapatite compositions | Human Necessities | 42 | Expired |
| US5728753A | Bioactive composite material for repair of hard and soft tissues | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6585946B1 | Process for the preparation of magnesium and carbonate substituted hydroxyapatite | Chemistry; Metallurgy | 23 | Expired |
| US6312468A | Silicon-substituted apatites and process for the preparation thereof | Human Necessities | 19 | Expired |
| US5962549A | Bioactive composite material for repair of hard and soft tissues | Emerging Cross-Sectional Technologies | 19 | Expired |
| US7541049B1 | Bioactive and biodegradable composites of polymers and ceramics or glasses and method to manufacture such composites | Human Necessities | 19 | Expired |
| US7780994B2 | Composite biomaterials comprising calcium phospate materials, collagen and glycosaminoglycans | Human Necessities | 15 | Active |
| US6582672B1 | Method for the preparation of carbonated hydroxyapatite compositions | Chemistry; Metallurgy | 14 | Expired |
| US4828564A | Endoprosthetic bone joint devices | Emerging Cross-Sectional Technologies | 7 | Expired |
| US9044528B2 | Article and method of surface treatment of an article | Emerging Cross-Sectional Technologies | 5 | Active |
| US8318902B2 | Biomaterial | Human Necessities | 1 | Active |
| US8613876B2 | Foamed ceramics | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.