Donald Burch
9Patents
6h-index
6Co-inventors
56Inventor score
Filing activity: Sep 15, 1982 → Jun 27, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4501541A | Mold assembly for molding cushion articles | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4542887A | Process for molding cushion articles | Emerging Cross-Sectional Technologies | 20 | Expired |
| US8330317B2 | Conical magnets and rotor-stator structures for electrodynamic machines | Electricity | 16 | Active |
| US4853995A | Molded cushion article | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7982350B2 | Conical magnets and rotor-stator structures for electrodynamic machines | Electricity | 7 | Active |
| US8471425B2 | Rotor-stator structures including boost magnet structures for magnetic regions having angled confronting surfaces in rotor assemblies | Electricity | 7 | Active |
| US8072115B2 | Foil coil structures and methods for winding the same for axial-based electrodynamic machines | Electricity | 6 | Active |
| US7004446B2 | Bistable dual-magnet valve unit | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US8330316B2 | Rotor-stator structures including boost magnet structures for magnetic regions in rotor assemblies disposed external to boundaries of conically-shaped spaces | Electricity | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.