Nancy Jane Perkins
29Patents
11h-index
24Co-inventors
75Inventor score
Filing activity: Jul 5, 1983 → Nov 18, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8291670B2 | Modular entrance floor system | Fixed Constructions | 72 | Active |
| USD590654S1 | Slow cooker | General | 33 | Expired |
| US5660341A | Rotary grater | Human Necessities | 31 | Expired |
| USD284463S | Battery container | General | 26 | Expired |
| USD289213S | Canister vacuum | General | 25 | Expired |
| USD617134S1 | Slow cooker | General | 19 | Expired |
| USD606803S1 | Slow cooker | General | 16 | Expired |
| USD608585S1 | Cookware | General | 13 | Expired |
| USD620151S1 | Floor section module for entrance floor | General | 12 | Expired |
| USD610395S1 | Three section buffet server | General | 11 | Expired |
| USD299175S | Upright vacuum cleaner | General | 11 | Expired |
| USD479004S1 | Handrail | General | 9 | Expired |
| USD616573S1 | Floor section module for entrance floor | General | 9 | Expired |
| USD393574S | Pastry extruder | General | 7 | Expired |
| USD607266S1 | Slow cooker | General | 6 | Expired |
| USD288014S | Hand vacuum nozzle and housing | General | 6 | Expired |
| USD616572S1 | Floor section module for entrance floor | General | 6 | Expired |
| USD606804S1 | Slow cooker | General | 6 | Expired |
| USD645088S1 | Wall pocket | General | 6 | Expired |
| USD480820S1 | Handrail | General | 6 | Expired |
| USD616571S1 | Floor section module for entrance floor | General | 5 | Expired |
| USD359244S | Thermostat cover | General | 5 | Expired |
| USD701571S1 | Writing instrument | General | 5 | Active |
| USD619272S1 | Floor section modular for entrance floor | General | 5 | Expired |
| USD469882S1 | Handrail | General | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.