https://biz.prlog.org/tag/consumer-ic/ consumer IC - Free business directory on PRLog.Org, latest companies listed first. 60 https://biz.prlog.org/Princeton/ PTC is a professional fabless IC design company headquartered in Taipei, Taiwan with branch offices in Hsin-Chu (Taiwan), Shenzhen (China), and Torrance (USA). PTC was listed on the Taiwan OTC (over-the-counter) market in 2001.Mon, 01 Nov 2010 01:51:36 GMT