The ornamental design for a light emittingdiodebulb, as shown.
FIG. 1 is a perspective view of a light emitting diode bulb showing our new design.
FIG. 2 is a front elevational view thereof.
FIG. 3 is a rear elevational view thereof.
FIG. 4 is a left-side, elevational view thereof.
FIG. 5 is a right-side, elevational view thereof.
FIG. 6 is a top plan view thereof.
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a perspective view of the light emitting diode bulb with a lamp shade and light emitting diodes which are shown in broken lines and are for illustrative purposes only and form no part of the design claimed.