By Gregor Stuart Hunter and Johann M Cherian July 22 (Reuters) - Oil prices surpassed $95 per barrel on Wednesday as tensions intensified in the Middle East, pressuring U.S. equity futures ahead of key Big Tech earnings, while the dollar dipped against other major currencies. Traders also kept a wary eye on the Japanese yen that nudged higher after sources told Reuters that the Bank of Japan was on alert to upside inflation risks that could lead to faster interest rate hikes than markets project.