Derek Guy Savill
12Patents
10h-index
21Co-inventors
72Inventor score
Filing activity: Aug 13, 1990 → Aug 5, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5970564A | Brush having an elastomeric bridge | Human Necessities | 183 | Expired |
| US5991959A | Toothbrush with flexibly mounted bristles | Human Necessities | 122 | Expired |
| US5160654A | Laundry treatment product | Chemistry; Metallurgy | 86 | Expired |
| US6786732B2 | Toothbrush usage monitoring system | Human Necessities | 85 | Expired |
| USD401069S | Toothbrush | General | 75 | Expired |
| US5132036A | Laundry treatment product | Chemistry; Metallurgy | 62 | Expired |
| US6389636B1 | Toothbrush | Human Necessities | 23 | Expired |
| US6330730A | Toothbrush | Human Necessities | 17 | Expired |
| US5431846A | Copolymers and detergent compositions containing them | Chemistry; Metallurgy | 15 | Expired |
| US9113700B2 | Toothbrush tracking system | Human Necessities | 14 | Active |
| US9408681B2 | Toothbrush usage monitoring | Human Necessities | 3 | Active |
| US6053734A | Toothbrush and method of cleaning teeth | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.