Inventor
Demetri Giannopoulos
Inventor
Norwalk, CT, US
Overview
Patents· 35 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H05Bprimary
H05BElectric heating27%
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 systems26%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications12%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
H04BTransmission5%
Y02PClimate change mitigation technologies in the production or processing of goods5%
G01CMeasuring distances, levels or bearings3%
G05BControl or regulating systems in general3%
G01SRadio direction-finding2%
G05FSystems for regulating electric or magnetic variables2%
PatentTitleYear
8,981,753'Current-sensing auto-calibration in power converters'20158,933,681'Integrated power supply with wide input supply voltage range'20158,706,313'Auto-compensating power converter'20147,554,274'System and method for lighting control network recovery from master failure'20097,496,297'LED system for illumination and data transmission'20097,456,589'Light output modulation for data transmission'20087,446,671'Method of configuration a wireless-controlled lighting system'20087,327,130'Current sense method'20087,312,668'High resolution PWM generator or digitally controlled oscillator'20077,123,159'Position dependent information retrieval system'20066,844,702'System, method and apparatus for contact-less battery charging with dynamic control'20056,807,478'In-building navigation system'20046,788,555'Regulation of bi-directional flyback converter'20046,724,602'Panic protection from fault conditions in power converters'20046,674,379'Digital controller with two control paths'20046,674,655'Control method and apparatus for a flyback converter'20046,577,076'Adaptive control for half-bridge universal lamp drivers'20036,549,432'Single-winding, multiple-output, bi-directional flyback converter'20036,510,066'Switch mode power supply and method for transferring data across a power transformer'20036,504,321'Universal hardware/software feedback control for high-frequency signals'20036,504,267'Flyback power converter with secondary-side control and primary-side soft switching'20036,421,256'Method for reducing mains harmonics and switching losses in discontinuous-mode, switching power converters'20026,414,858'Multi-mode pulse-width modulator for power control applications'20026,400,127'Dual mode pulse-width modulator for power control applications'20026,359,387'Gas-discharge lamp type recognition based on built-in lamp electrical properties'20026,337,544'Digital lamp signal processor'20026,300,723'Apparatus for power factor control'20016,160,361'For improvements in a lamp type recognition scheme'20006,157,093'Modular master-slave power supply controller'20006,140,777'Preconditioner having a digital power factor controller'20006,100,647'Lamp ballast for accurate control of lamp intensity'20006,008,590'Integrated circuit inverter control having a multi-function pin'19995,742,134'Inverter driving scheme'19985,696,431'Inverter driving scheme for capacitive mode protection'19975,680,017'Driving scheme for minimizing ignition flash'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–2002Patents assigned to PHILIPS ELECTRONICS NA (12)· patent assignee history
1997–2009Based in Norwalk, CT, US· patent location history
2002–2009Patents assigned to KONINKL PHILIPS ELECTRONICS NV (18)· patent assignee history
2002Based in Briarcliff Manor, NY, US· patent location history
2008–2015Based in Austin, TX, US· patent location history
2014–2015Patents assigned to INTERSIL INC (2)· patent assignee history
2014Patents assigned to BECK DAVID L (1)· patent assignee history
2015Patents assigned to GIANNOPOULOS DEMETRI J (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KONINKL PHILIPS ELECTRONICS NV | 18 | 2002–2009 |
| PHILIPS ELECTRONICS NA | 12 | 1997–2002 |
| GIANNOPOULOS DEMETRI Jself | 2 | 2015 |
| INTERSIL INC | 2 | 2014–2015 |
| BECK DAVID L | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Norwalk, CT, US | 30 | 1997–2009 |
| Austin, Texas, US | 4 | 2008–2015 |
| Briarcliff Manor, New York, US | 1 | 2002 |