Inventor
Thomas E. Stack
Inventor
Oxford, MI, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H05Bprimary
H05BElectric heating18%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
F21SNon-portable lighting devices8%
F21VFunctional features or details of lighting devices or systems thereof8%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted8%
G09FDisplaying8%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications8%
F21WIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to uses or applications of lighting devices or systems5%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%
A47FSpecial furniture, fittings, or accessories for shops, storehouses, bars, restaurants or the like3%
PatentTitleYear
9,285,081'LED high bay lighting source'20169,022,608'Unlit LED circuit bypass element with system and method therefor'20158,890,419'System and method providing LED emulation of incandescent bulb brightness and color response to varying power input and dimmer circuit therefor'20148,354,800'Lighting source with low total harmonic distortion'20138,008,865'Multiple failure detection shutdown protection circuit for an electronic ballast'20117,862,195'Multiple positioned light source to achieve uniform or graded illumination'20117,598,677'Multiple failure detection shutdown protection circuit for an electronic ballast'20097,405,522'Multiple failure detection shutdown protection circuit for an electronic ballast'20085,307,057'Fiber optic display system utilizing a dual light source'19944,894,588'High efficiency flasher'19904,471,280'Anti-log power amplifier for reversible D.C. motor in automotive steering controls'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984Patents assigned to BENDIX CORP (1)· patent assignee history
1984–1994Based in Troy, MI, US· patent location history
1990–1994Patents assigned to VULTRON INC (2)· patent assignee history
2008–2016Patents assigned to TECHNOLOGY INC Q (6)· patent assignee history
2008Based in Utica, MI, US· patent location history
2009–2016Based in Oxford, MI, US· patent location history
2011–2016Patents assigned to STACK THOMAS E (5)· patent assignee history
2016Patents assigned to DOUGLAS DAVID (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TECHNOLOGY INC Q | 6 | 2008–2016 |
| STACK THOMAS Eself | 5 | 2011–2016 |
| VULTRON INC | 2 | 1990–1994 |
| BENDIX CORP | 1 | 1984 |
| DOUGLAS DAVID | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Oxford, MI, US | 7 | 2009–2016 |
| Troy, MI, US | 3 | 1984–1994 |
| Utica, MI, US | 1 | 2008 |