Inventor
Thomas Farkas
Inventor
South Euclid, OH, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H05Bprimary
H05BElectric heating34%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests19%
H01JElectric discharge tubes or discharge lamps16%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications16%
G05DSystems for controlling or regulating non-electric variables6%
H02JElectric power networks3%
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 systems3%
Y04SSystems integrating technologies related to power network operation, communication or information technologies for improving the electrical power generation, transmission, distribution, management or usage, i.e. smart grids3%
PatentTitleYear
9,911,589'Induction RF fluorescent lamp with processor-based external dimmer load control'20189,460,907'Induction RF fluorescent lamp with load control for external dimming device'20169,245,734'Fast start induction RF fluorescent lamp with burst-mode dimming'20168,593,015'Battery balancing system'20136,448,713'Sensing and control for dimmable electronic ballast'20026,304,041'Self-oscillating dimmable gas discharge lamp ballast'20015,872,429'Coded communication system and method for controlling an electric lamp'19995,866,991'Induction lamp with oppositely oriented coil winding layers'19995,691,605'Electronic ballast with interface circuitry for multiple dimming inputs'19975,604,411'Electronic ballast having a triac dimming filter with preconditioner offset control'19975,559,395'Electronic ballast with interface circuitry for phase angle dimming control'19965,382,881'Ballast stabilization circuitry for eliminating moding or oscillation of the current envelope in gas discharge lamps and method of operating'19954,420,965'Cooling effect sensor'19834,257,552'Method and apparatus for controlling the flow of a temperature regulating fluid'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–1983Patents assigned to DYNAMIC CONTROLS CORP (2)· patent assignee history
1981–1983Based in Bloomfield, CT, US· patent location history
1996–1999Patents assigned to PHILIPS ELECTRONICS NA (4)· patent assignee history
1996–1999Based in South Euclid, OH, US· patent location history
1999–2002Patents assigned to GEN ELECTRIC (3)· patent assignee history
1999Based in Guilderland, NY, US· patent location history
2001–2013Based in Marlborough, MA, US· patent location history
2013Patents assigned to A123 SYSTEMS LLC (1)· patent assignee history
2016–2018Patents assigned to LUCIDITY LIGHTS INC (3)· patent assignee history
2016–2018Based in Chapel Hill, NC, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PHILIPS ELECTRONICS NA | 4 | 1996–1999 |
| GEN ELECTRIC | 3 | 1999–2002 |
| LUCIDITY LIGHTS INC | 3 | 2016–2018 |
| DYNAMIC CONTROLS CORP | 2 | 1981–1983 |
| A123 SYSTEMS LLC | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| South Euclid, OH, US | 4 | 1996–1999 |
| Chapel Hill, NC, US | 3 | 2016–2018 |
| Marlborough, Massachusetts, US | 3 | 2001–2013 |
| Bloomfield, CT, US | 2 | 1981–1983 |
| Guilderland, New York, US | 1 | 1999 |