Huntington National Bank has widened its lead as Greater Cincinnati’s king of Small Business Administration loans. Huntington’s local SBA loans jumped 12 percent in the past year to $71.7 million in the seven-county Greater Cincinnati region including Northern Kentucky, according to new SBA figures for the fiscal year ended Sept. 30. That’s more than double U.S. Bank’s $34.6 million in local SBA loans that make it the second most-active Greater Cincinnati SBA lender. But U.S. Bank’s dollars…