Abstract: A light bar includes two ends separated by a long axis, and at least one LED light source at one or both ends, and no LED light sources along the long axis.
Abstract: A light source may include and/or involve multiple LEDs arranged at positions in a first vertical plane, and multiple LEDs arranged at positions in a second vertical plane, the positions in the second vertical plane being non-overlapping with the positions in the first vertical plane.
Abstract: A PAR-type light bulb includes an LED lacking a phosphor coating, the LED covered by a lens having a phosphor coating, and a base comprising reverse threads.
Abstract: A lamp bar includes a plurality of LEDs positioned along the body, and a rotational mechanism for rotating the body independently of an electrical connection to a power source.
Abstract: A lighting apparatus includes a primary lighting source powered by from a facility A-C power source, and backup LED lighting source powered by batteries.
Abstract: A detachable ballast housing for use with fluorescent lights includes a ballast, a housing for the ballast, and electrical contacts for detachably mounting and dismounting to a lighting fixture without connecting or disconnecting power wires.
Abstract: A light source may include and/or involve multiple LEDs arranged at positions in a first vertical plane, and multiple LEDs arranged at positions in a second vertical plane, the positions in the second vertical plane being non-overlapping with the positions in the first vertical plane.