About 2 Trademarks found that are owned by Holux Technology Inc.

Global positioning system (GPS) handheld personal navigator consisting of a GPS receiver which links the system to a notebook computer, to a personal digital assistant (PDA) or for use in the car; a compact flash (CF) GPS receiver; a GPS receiver using a short-range radio technology, which links the system to a PDA or for use in the car; a GPS engine board, and a digital camera

Color is not claimed as a feature of the mark.