The offer is for stock valued at about $480 million.
They remain large shareholders, each with stock valued at almost $30 million.
The merger would be accomplished through an exchange of stock valued at $2.9 billion.
That is because it paid most of the purchase price with stock, then valued at $50.70 a share.
It is offering to buy the remaining 49 percent for stock valued at $90 a share, based on Thursday's closing price.
The company had bought the chip division in 1982 for stock valued at $200 million.
He also received 33,500 shares of stock, valued at $1.8 million, as a reward for corporate performance between 1991 and 1993.
The shareholders will get stock valued at of $289 million, based on today's closing price.
American Home has offered stock valued at $550 million and a commitment to provide the $2.48 billion for the compensation fund in cash.
General Powell also holds an array of individual stocks, valued at more than $9.7 million.