字幕表 動画を再生する 英語字幕をプリント Autumn Crisp is a late-season seedless green grape developed by Sun World International LLC, which is a global fruit genetics, licensing, IP, and agriculture technology company in Palm Desert, California. In the 1980s, Sun World crossbred Italia, Muscat of Alexandria, and Dzhidzhigi Kara from Turkmenistan with seedless types like Sugraone to create a range of fascinating grape cultivars, one of which became Autumn Crisp grape. After an 11-year development period, the first commercial production began in 2012. Sun World International, LLC of California has the US Plant Patent for the variety as well as the name registration, Autumn Crisp. In November of 2009, the US plant patent was issued.