John Abrahamsen
10Patents
6h-index
7Co-inventors
55Inventor score
Filing activity: Jan 14, 1993 → Dec 6, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6739004B1 | Rotary actuator, especially for adjustable furniture, including beds and bottom for beds | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6313421A | Contact and control module | Electricity | 11 | Expired |
| US5310160A | Electromagnetic valve top part | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5280873A | Plunger armature magnetic arrangement | Electricity | 8 | Expired |
| US6770006B2 | Actuator | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5265841A | Plunger armature electromagnetic valve | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US8193755B2 | Actuator | Emerging Cross-Sectional Technologies | 6 | Active |
| US8875592B2 | Linear actuator | Emerging Cross-Sectional Technologies | 5 | Active |
| US7471020B2 | Linear actuator | Emerging Cross-Sectional Technologies | 5 | Expired |
| USD459742S1 | Rotary actuator | General | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.