Jonathan Bird
9Patents
3h-index
4Co-inventors
46Inventor score
Filing activity: Dec 9, 2008 → Oct 14, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7843100B2 | Methods and apparatus for preventing demagnetization in interior permanent magnet machines | Emerging Cross-Sectional Technologies | 16 | Active |
| US8247933B2 | Methods and apparatus for a permanent magnet machine with a direct liquid cooled stator | Electricity | 11 | Active |
| US7902711B2 | Methods and apparatus for a permanent magnet machine with segmented ferrite magnets | Emerging Cross-Sectional Technologies | 11 | Active |
| US9559577B2 | Flux focusing magnetic gear assembly using ferrite magnets or the like | Electricity | 2 | Active |
| US9641059B2 | Flux focusing magnetic gear assembly using ferrite magnets or the like | Electricity | 2 | Active |
| US11128209B2 | Magnetic gearbox with flux concentration halbach rotors | Electricity | 1 | Active |
| US11879516B2 | Variable stiffness magnetic spring | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US12040677B2 | Electromagnetic configurations and assembly methods for a Halbach rotor magnetic gear | Electricity | 0 | Active |
| US12372132B2 | Rotary and linear adjustable stiffness magnetic springs | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.