Robert John Nygard
27Patents
10h-index
26Co-inventors
71Inventor score
Filing activity: May 18, 1993 → Aug 26, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6448686B1 | Packaged stator core and method forming the same | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5358432A | Resilient connectors for a generator/motor rotor | Electricity | 36 | Expired |
| US5886434A | Generator field turn copper | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6629356B2 | Method and apparatus for concentric assembly of structural rotor enclosure on an electrical machine rotor | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6313561A | Dynamic blocking restraint of a rotor field winding contained by a non-metallic structural rotor enclosure | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6369482B1 | Generator armature bar support system and related method | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6784573B1 | Corrosion-resistant liquid-cooled armature bar clip-to-strand connection and related method | Performing Operations; Transporting | 13 | Expired |
| US6590305B2 | High temperature super-conducting synchronous rotor having an electromagnetic shield and method for assembly | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6548928B2 | Grounding of stator core to stator frame | Electricity | 10 | Expired |
| US6775900B2 | Method of forming a stator | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6965185B1 | Variable pitch manifold for rotor cooling in an electrical machine | Electricity | 10 | Expired |
| US6437476B1 | Multi-pole electric machine including flat winding for generator fields | Electricity | 10 | Expired |
| US6597081B2 | Stator having reduced forces at generator stator key bar and method for forming the same | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6952070B1 | Capped flat end windings in an electrical machine | Electricity | 8 | Expired |
| US6815860B2 | High temperature super-conducting rotor coil support with split coil housing and assembly method | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6762517B2 | High temperature super-conducting rotor having a vacuum vessel and electromagnetic shield and an assembly method | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6703733B1 | Removable self-locking field winding block | Electricity | 6 | Expired |
| US6608409B2 | High temperature super-conducting rotor having a vacuum vessel and electromagnetic shield and an assembly method | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6766572B2 | Method of assembling a stator | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6710497B2 | Apparatus and method for a field winding assembly mountable on a rotor in a synchronous machine | Electricity | 5 | Expired |
| US6570292B2 | High temperature super-conducting rotor coil support with split coil housing and assembly method | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6844655B2 | Expandable flat winding for rotating electric machine fields | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6910258B2 | Method of assembling windings on a rotor core | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6977459B1 | Apparatus and methods for anchoring a modular winding to a rotor in an electrical machine | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6972507B1 | End winding restraint in an electrical machine | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.