He is also the inventor or co-inventor of several other patents, including two microbial inoculation tools, the Quadloop[8] and the Diaslide,[9] an upside-down spray for treatment of shoe odor,[10] a deodorant for use in the shower,[11] and an anti-microbial flavor combination (Breathanol).

[12] Rosenberg's research also led to the application of the Halimeter,[13] a volatile sulfide monitor, as an adjunct apparatus for the measurement of oral malodor.

[14] Together with Anton Amann, he served as Editor-in-Chief of the Journal of Breath Research, published by the Institute of Physics, from its inception until 2013.

[5][15] In addition to his academic teaching activities, Dr. Rosenberg has been active in public education through the TED organization, including speaking in three TEDx events, co-organizing the TEDxShenkarCollege events,[16] and writing three animated lessons for TED-Ed, on bad breath,[17] dental caries[18] and body odor.

Mel Rosenberg pursues parallel careers as a jazz singer and musician,[20] and author of children's books.