Phillip Campbell
11Patents
8h-index
5Co-inventors
65Inventor score
Filing activity: Jul 29, 1989 → Nov 17, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5273177A | Press-to-open dispensing closure | Performing Operations; Transporting | 103 | Expired |
| US6164370A | Enhanced heat exchange tube | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US6352711B1 | Lesion and ulcer medication | Human Necessities | 23 | Expired |
| US6555125B2 | Lesion and ulcer medication | Human Necessities | 22 | Expired |
| US8720716B2 | Closure with spring loaded tether docking | Performing Operations; Transporting | 19 | Active |
| USD508371S1 | Handle for a kitchen utensil | General | 14 | Expired |
| US9776779B2 | Closure with spring loaded tether docking | Performing Operations; Transporting | 14 | Active |
| US6705039B1 | Flexible fish landing net | Human Necessities | 8 | Expired |
| US5044529A | Liquid dispensing bottle cap with integral value and actuator | Performing Operations; Transporting | 3 | Expired |
| USD551917S1 | Butter stick slicer | General | 2 | Expired |
| US10314581B2 | Reloadable and disposable multifunctional surgical device | Human Necessities | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.