Inventor
Behzad Mohtashemi
Inventor
Los Gatos, CA, US
Overview
Patents· 16 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 systems21%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications18%
G09GArrangements or circuits for control of indicating devices using static means to present variable information15%
H03KPulse technique12%
H05BElectric heating12%
F21SNon-portable lighting devices3%
G01RMeasuring electric variables3%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein3%
G05FSystems for regulating electric or magnetic variables3%
H02JElectric power networks3%
PatentTitleYear
10,877,314Methods and apparatus for controlling display backlight202010,859,603Dynamically controlled auto-ranging current sense circuit202010,714,028Methods and apparatus for controlling display backlight202010,512,130Multi-string LED drivers and current switching techniques201910,148,178Synchronous buck converter with current sensing201810,075,095Transformerless AC line isolator201810,063,155Multi-signal digital controller for isolated system feedback loop201810,009,968PFM scheme for boost and flyback converter in LED backlight application20189,893,628'AC-DC power converters with improved voltage output level transitions'20189,673,701'Slew rate enhancement for transient load step response'20179,345,083'Boost converter with a pulse frequency modulation mode for operating above an audible frequency'20168,610,509'Flexible low current oscillator for multiphase operations'20137,902,894'Accurate hysteretic comparator and method'20117,893,778'Flexible low current oscillator for multiphase operations'20117,872,546'Multi mode modulator and method with improved dynamic load regulation'20117,015,680'Current-limiting circuitry'2006Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2006Patents assigned to MICREL INC (1)· patent assignee history
2006Based in San Jose, CA, US· patent location history
2011–2013Patents assigned to ALPHA & OMEGA SEMICONDUCTOR (4)· patent assignee history
2011–2020Based in Los Gatos, CA, US· patent location history
2013Patents assigned to CHANG ALLEN (1)· patent assignee history
2013Patents assigned to MOHTASHEMI BEHZAD (1)· patent assignee history
2016–2020Patents assigned to APPLE INC (11)· patent assignee history
2017–2018Based in Cupertino, CA, US· patent location history
2019Based in Campbell, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| APPLE INC | 11 | 2016–2020 |
| ALPHA & OMEGA SEMICONDUCTOR | 4 | 2011–2013 |
| CHANG ALLEN | 1 | 2013 |
| MICREL INC | 1 | 2006 |
| MOHTASHEMI BEHZADself | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Los Gatos, California, US | 10 | 2011–2020 |
| Cupertino, California, US | 4 | 2017–2018 |
| Campbell, California, US | 1 | 2019 |
| San Jose, California, US | 1 | 2006 |