9/20/2015 - #1 Ohio State
9/20/2015 - #2 Michigan State
11/19/2006 - #2 Michigan
11/18/2001 - #2 Nebraska
10/31/1999 - #2 Penn State
11/26/1985 - #2 Iowa
10/7/1968 - #1 Purdue
10/5/1964 - #2 Illinois
10/21/1963 - #2 Wisconsin
11/5/1962 - #2 Northwestern
11/28/1960 - #1 Minnesota
11/14/1955 - #2 Maryland
Never - Rutgers
Never - Indiana
9/20/2015 - #2 Michigan State
11/19/2006 - #2 Michigan
11/18/2001 - #2 Nebraska
10/31/1999 - #2 Penn State
11/26/1985 - #2 Iowa
10/7/1968 - #1 Purdue
10/5/1964 - #2 Illinois
10/21/1963 - #2 Wisconsin
11/5/1962 - #2 Northwestern
11/28/1960 - #1 Minnesota
11/14/1955 - #2 Maryland
Never - Rutgers
Never - Indiana