Then he should be praised and credited as a businessman then, not an inventor.
He was ... in the college classes at least.
In school, teachers rarely mentioned about business and politic.
Many cases happened when big company owner would be simplified as an inventor and powerful politician would be as a national hero.
It's as easy as saying the first Sonic game was made by SEGA, not by the combined work of Naoto Ohshima, Yuji Naka, Hirokazu Yasuhara, Masato Nakamura, etc