Inventor
William Rader
Inventor
Carrboro, NC, US
Overview
Patents· 11 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 systems47%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications16%
G09GArrangements or circuits for control of indicating devices using static means to present variable information11%
H05BElectric heating11%
G01RMeasuring electric variables5%
H02JElectric power networks5%
H03MCoding5%
PatentTitleYear
10,734,891Power-up sequencing and high voltage protection for charge pump converters202010,033,272Switching loss correction circuitry and method20189,755,514'Charge shedding circuit'20179,294,110'Correction circuits for successive-approximation-register analog-to-digital converters'20167,459,959'Method and apparatus for driving LED\'s'20086,836,157'Method and apparatus for driving LEDs'20046,794,926'Charge pump with current limiting circuit'20046,504,422'Charge pump with current limiting circuit'20036,377,032'Method and apparatus for virtual current sensing in DC-DC switched mode power supplies'20026,239,509'Method and apparatus for voltage regulation in multi-output switched mode power supplies'20016,057,607'Method and apparatus for voltage regulation in multi-output switched mode power supplies'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2008Patents assigned to SEMTECH CORP (7)· patent assignee history
2000–2002Based in Cary, NC, US· patent location history
2003–2020Based in Carrboro, NC, US· patent location history
2016–2020Patents assigned to QUALCOMM INC (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SEMTECH CORP | 7 | 2000–2008 |
| QUALCOMM INC | 4 | 2016–2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Carrboro, NC, US | 8 | 2003–2020 |
| Cary, NC, US | 3 | 2000–2002 |