The idea of coating the tube of an arc lamp emitting in the ultraviolet with fluorescing powder to transform UV into visible light led to the realization of arc discharge emitters with spectral quality competing with incandescent emitters.

Prior to that, the unpleasant color of the emitted light made these lamps unfit for daily use, despite their much higher efficiency.

After World War II, he was invited by Engelhard Industries, Newark to continue his research.

[2] He and Hans Spanner were each awarded the Franklin Institute's Frank P. Brown Medal in 1954.

This German engineer, inventor or industrial designer biographical article is a stub.