Pizza Hut Inc. has caught up with Papa John’s International Inc. in customer satisfaction.

Louisville-based Papa John’s and Dallas-based Pizza Hut, a subsidiary of Louisville-based Yum Brands Inc., both scored a 76 out of 100 on the quarterly American Customer Satisfaction Index, produced by the Ross School of Business at the University of Michigan.

The pizza chains’ scores were the highest in the restaurant business, the university said in a news release. But Papa John’s score dipped from a 77 in the first quarter of 2007. It had rated as high as 79 in the first quarter of 2006.

Pizza Hut increased to 76 from 72 during the same period in 2007.

Domino’s Pizza Inc. and Little Caesars Enterprises Inc. both posted a 75 in the latest index.

The overall fast-food industry scored 78, its highest score ever.

Taco Bell Corp. and KFC Corp., also divisions of Yum Brands, both scored a 70 in the first quarter.