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Dr. Marian Croak: Inventor of VOIP | Innovation Nation
Marian Croak: Pioneering VoIP
African Giant Marian Croak VoIP: Meet The African Giant Who Invented Something We Rely On Today!
#rediscoveringhistory Marian Croak inventor of Voice over IP and holds over 200 Patents
An Insight with Marian Croak and Lindiwe Matlali | Pioneers of Change
Speaker Series: Marian Croak
Dr Marian Croak American Black Excellence
Googler Marian Croak is now in the Inventors Hall of Fame, for advancing VoIP Technology
Dr. Marian Croak, The Black Woman You Can Thank For Internet Call Technology | TSR DidYouKnow
Notable Black Innovators: Marian Croak, PhD, the woman who invented Voice over Internet Protocol.
Marian Croak is a developer, who's apps are used everyday.
Marian Croak - History of innovation comes in bursts
