[6] 1 year before Rockwell International acquired Collins Radio in 1971, Ralph left the company prior to business failure.

After searching for a company involved in the semiconductor industry, Ralph joined Intel in 1971 under supervision of Federico Faggin.

[5] During the 1973–1974 stock market crash, Ralph and Faggin decided to leave Intel due to low wages and form their own company.

At first they planned to be involved in the systems business, but as their departure became public via Electronic News due to Intel's popularity, Exxon reached out and convinced them to keep their dedication in microprocessors.

[5] In 1979, Ungermann and a former Zilog employee named Charlie Bass founded Ungermann-Bass (U-B), one of the first companies to specialize in networking.

[5] In 1993 Ralph led the foundation of a company that developed online videoconference software called First Virtual Communications.