Joan Hulburt
5Patents
3Active
5Granted
34Portfolio score
Filing activity: May 3, 2000 → Mar 18, 2010 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6337446B1 | Collapsible scale | Physics | 20 | Expired |
| US7022920B2 | Collapsible weighing scale | Physics | 16 | Expired |
| US7989713B2 | Adjustable weighing scale | Physics | 9 | Active |
| US7435917B2 | Adjustable weighing scale | Physics | 3 | Active |
| US7683273B2 | Extendable weighing scale with members that allow translation movement of the scale ends between operative and storage configurations | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.