He and his wife, Christie, have owned Mullin Plumbing in Broken Arrow, Okla for 28 years, which his Senate website says is the largest service company in the region. He also is a joint owner of Mullin Ranch LLC, a 1600-acre cattle ranch and event and wedding venue in Okla., estimated to be worth between $1 million and $5 million, according to the filing.
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"Another problem with today's robots is they rapidly run out of batteries," adds Jenny Read, programme director in robot dexterity at Aria, a technology funding agency. "Electric motors are terrible at that."，更多细节参见PDF资料
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