Inventor
Wen Ouyang
Inventor
Apex, NC, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Kprimary
H02KDynamo-electric machines32%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters24%
H02JElectric power networks8%
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 systems8%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution8%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%
C02FTreatment of water, waste water, sewage, or sludge4%
H01FMagnets4%
LOC154%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications4%
PatentTitleYear
D0929052Portable clothes dryer202111,090,641CoFe202110,804,781Electrical machines and methods for manufacturing electrical machines202010,498,279Electromagnetic machine system having current injection for inductive excitation of windings201910,468,952Permanent magnet machine with hybrid cage and methods for operating same201910,374,543Ultracap-based solutions for ride-through of synchronous machine drives201910,097,123Systems and methods concerning exciterless synchronous machines20189,985,483Electro-dynamic machine, system and method20189,979,273Resonant converters with variable inductor20189,813,004'Systems and methods concerning exciterless synchronous machines'20179,667,189'Control of electrically excited synchronous machine drives for ride through and controlled braking operations'20179,608,551'Reducing peak fault output current in a DC power generation system'20178,436,504'Stator for an electric machine'2013Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2013–2019Patents assigned to OUYANG WEN (2)· patent assignee history
2017–2020Patents assigned to ABB SCHWEIZ AG (10)· patent assignee history
2017–2019Patents assigned to ABB TECHNOLOGY LTD (4)· patent assignee history
2017–2018Patents assigned to ABB TECHNOLOGY AG (2)· patent assignee history
2017–2019Based in Apex, NC, US· patent location history
2017Based in Raleigh, NC, US· patent location history
2019Patents assigned to ABB RESEARCH LTD (1)· patent assignee history
2020Based in Cary, NC, US· patent location history
2021Based in Guangdong, CN· patent location history
2021Based in Beijing, CN· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ABB SCHWEIZ AG | 10 | 2017–2020 |
| ABB TECHNOLOGY LTD | 4 | 2017–2019 |
| ABB TECHNOLOGY AG | 2 | 2017–2018 |
| OUYANG WENself | 2 | 2013–2019 |
| ABB RESEARCH LTD | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Apex, NC, US | 7 | 2017–2019 |
| Raleigh, NC, US | 2 | 2017 |
| Guangdong, CN | 1 | 2021 |
| Beijing, CN | 1 | 2021 |
| Cary, NC, US | 1 | 2020 |