Inventor
Rik Wivina Anna Adelson DeDoncker
Inventor
Schenectady, NY, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Mprimary
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 systems33%
B60LPropulsion of electrically-propelled vehicles11%
G01RMeasuring electric variables11%
H02JElectric power networks11%
Y02TClimate change mitigation technologies related to transportation11%
H02HEmergency protective circuit arrangements6%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters6%
H03KPulse technique6%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution6%
PatentTitleYear
5,723,956'Low cost electronic ultracapacitor interface technique to provide load leveling of a battery for pulsed load or motor traction drive applications'19985,710,699'Power electronic interface circuits for batteries and ultracapacitors in electric vehicles and battery storage systems'19985,648,894'Active filter control'19975,345,158'Electrical distribution equipment with torque estimating capability'19945,172,309'Auxiliary quasi-resonant dc link converter'19925,166,549'Zero-voltage crossing detector for soft-switching devices'19925,027,264'Power conversion apparatus for DC/DC conversion using dual active bridges'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991Patents assigned to WISCONSIN ALUMNI RES FOUND (1)· patent assignee history
1991Based in Niskayuna, NY, US· patent location history
1992–1998Patents assigned to GEN ELECTRIC (6)· patent assignee history
1992–1997Based in Schenectady, NY, US· patent location history
1998Based in Malvern, PA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 6 | 1992–1998 |
| WISCONSIN ALUMNI RES FOUND | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Schenectady, New York, US | 4 | 1992–1997 |
| Malvern, Pennsylvania, US | 2 | 1998 |
| Niskayuna, New York, US | 1 | 1991 |