U.S. arms maker Raytheon Co (RTN.N) said on Tuesday it hoped to finalize the sale of its Patriot air and missile defense system to Qatar “fairly quickly,” and wrap up the sale of additional Patriot fire units to Kuwait before the end of the year. Tim Glaeser, vice president of Raytheon’s Integrated Defense Systems business, told Reuters at the Dubai Airshow that demand for the company’s Patriot and other missile defense equipment remained strong in the Gulf region. […]