Could this be the reason that Dr. Blasey accused Brett Kavanaugh of inappropriate conduct, since there's no proof of this ever happening?

It turns out that Dr. Christine Blasey who sent the letter to Democrat lawmakers is a far-left activist. As it turns out
Judge Kavanaugh's mother foreclosed on Christine Blasey Ford's parents' home.
Go to the Maryland Judiciary Case Search Criteria page:
In the "Case Number" search column, type 156006V and click "Get Case."

Go to the Maryland Judiciary Case Search Criteria page:

In the "Case Number" search column, type 156006V and click "Get Case."

Then learn that the parents of Kavanaugh's accuser were defendants in a court case his mother presided over.