Assignee
USI LIGHTING INC
US·10 granted patents·299 citations·filing 1988–1994
Top patents by PatentIndex Score
10 records- 0182US4866350AFluorescent lamp systemUSI LIGHTING INC·Filed 1988·Granted Sep 12, 1989·39 cites·12 claims
- 0280US5334912AGround fault detector and associated logic for an electronic ballastUSI LIGHTING INC·Filed 1992·Granted Aug 2, 1994·46 cites·6 claims
- 0380US5331253AElectronic ballast for gaseous discharge lamp operationUSI LIGHTING INC·Filed 1992·Granted Jul 19, 1994·60 cites·6 claims
- 0472US4881157AAdjustable light fixtureUSI LIGHTING INC·Filed 1989·Granted Nov 14, 1989·31 cites·10 claims
- 0569US5410462AModular recessed compact fluorescent lamp fixtureUSI LIGHTING INC·Filed 1993·Granted Apr 25, 1995·33 cites·5 claims
- 0666US5363293AArea lighting system for near uniform illumination of a square horizontal surface area without side glare and including a horizontally-oriented arc tube lampUSI LIGHTING INC·Filed 1994·Granted Nov 8, 1994·27 cites·12 claims
- 0764US5424614AModified half-bridge parallel-loaded series resonant converter topology for electronic ballastUSI LIGHTING INC·Filed 1994·Granted Jun 13, 1995·27 cites·6 claims
- 0850US5008599APower factor correction circuitUSI LIGHTING INC·Filed 1990·Granted Apr 16, 1991·19 cites·9 claims
- 0949US5051662AFluorescent lamp systemUSI LIGHTING INC·Filed 1990·Granted Sep 24, 1991·13 cites·11 claims
- 1033US5402039ANon-automatic resetting thermal-protected ballastUSI LIGHTING INC·Filed 1993·Granted Mar 28, 1995·4 cites·3 claims
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