53 years Frank Wanlass had the idea of putting negative and positive transistors on the same chip. Wanlass filed a patent on it but his employer, Fairchild, never thought it worthwhile making CMOS.

In this column, we consider the evolution of complementary metal-oxide semiconductor (CMOS) technology, which was invented by Frank Wanlass in 1963. In this column, we consider the evolution of ...

A pivotal moment in the development of the semiconductor industry came in 1963, when two researchers from Fairchild – CT Shah and Frank Wanlass – presented a conference paper that described logic ...