Steve Wozniak was born after the Apple II came out.
The Apple II is an 8-bit home computer , one of the first highly successful mass-produced microcomputer products , designed primarily by Steve Wozniak ( Steve Jobs oversaw the development of the Apple II 's foam-molded plastic case and Rod Holt developed the switching power supply ) . The Apple II series ( trademarked with square brackets as `` Apple ] [ '' and rendered on later models as `` Apple / / '' ) is a family of home computers , one of the first highly successful mass-produced text command microcomputer products , designed primarily by Steve Wozniak , manufactured by Apple Computer ( now Apple Inc. ) and introduced in 1977 with the original Apple II . Stephen ( or Stephan ) Gary Wozniak ( [ ˈwɒzniæk ] , born August 11 , 1950 ) , nicknamed `` Woz '' , is an American inventor , electronics engineer , programmer , philanthropist , and technology entrepreneur who co-founded Apple Inc. .