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The Koch family ( ) of industrialists and businesspeople is most notable for its political activities and control of Koch Industries, the second largest privately owned company in the United States (with 2013 revenues of $115 billion).〔(【引用サイトリンク】url=http://www.forbes.com/largest-private-companies/ )〕 The family business was started by Fred C. Koch, who developed a new cracking method for the refinement of heavy oil into gasoline. Fred's four sons litigated against each other over their interests in the business during the 1980s and 1990s. Charles G. Koch and David H. Koch — the two brothers still with Koch Industries — are affiliated with the Koch family foundations. ==Family members== * Fred C. Koch (September 23, 1900 –November 17, 1967), American chemical engineer and entrepreneur who founded the oil refinery firm that later became Koch Industries and was one of the founding members of the John Birch Society * Mary Robinson Koch (October 17, 1907 – December 21, 1990), wife of Fred C. and eponym of the company's namesake tanker vessel ''Mary R. Koch'' * Four sons of Fred C. and Mary Robinson Koch:〔 * * Frederick R. Koch (born 1933), collector * * Charles G. Koch (born 1935), Chairman of the Board and Chief Executive Officer of Koch Industries * * David H. Koch (born 1940), Executive Vice President of Koch Industries * * William Koch (born 1940), businessman, sailor, and collector 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Koch family」の詳細全文を読む スポンサード リンク
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