Inventor
Wen Liang Soong
Inventor
Schenectady, NY, US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Kprimary
H02KDynamo-electric machines32%
Y10TTechnical subjects covered by former us classification19%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters13%
F16CShafts10%
C21DModifying the physical structure of ferrous metals6%
H01FMagnets6%
F23NRegulating or controlling combustion3%
G05DSystems for controlling or regulating non-electric variables3%
H01HElectric switches3%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems3%
PatentTitleYear
6,534,891'High speed induction motor rotor and method of fabrication'2003RE037576'Single phase motor with positive torque parking positions'20026,345,433'Fabrication method for high speed induction motor rotor'20026,166,469'Method of fabricating a compact bearingless machine drive system'20006,159,305'High speed induction motor rotor and method of fabrication'20006,141,856'Method of fabricating rotors with retaining cylinders and reduced harmonic field effect losses'20006,034,456'Compact bearingless machine drive system'20005,986,419'Quadrature axis winding for sensorless rotor angular position control of single phase permanent magnet motor'19995,801,470'Rotors with retaining cylinders and reduced harmonic field effect losses'19985,796,194'Quadrature axis winding for sensorless rotor angular position control of single phase permanent magnet motor'19985,773,908'Single phase motor with positive torque parking positions'19985,729,066'Combined radial and axial magnetic bearings'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2003Patents assigned to GEN ELECTRIC (12)· patent assignee history
1998–2003Based in Schenectady, NY, US· patent location history
2000Based in Malvern, AU· patent location history
2002Based in Fullarton, AU· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 12 | 1998–2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Schenectady, New York, US | 9 | 1998–2003 |
| Malvern, AU | 2 | 2000 |
| Fullarton, AU | 1 | 2002 |