Trident Microsystems, Inc.(Trident, )
Trident公司1987年成立，总部位于美国加利佛尼亚州，主要生产多媒体IC以及为台式电脑、笔记本电脑和消费电子产品提供图形和音频方案。公司的视频图形控制器被IBM, NEC, Fujitsu,等多家PC厂商及亚太地区的众多主板厂商所采用。并一直与Intel、微软和AMD保持合作，使产品能够符合最新PC工业标准。Trident公司主要和亚太地区的半导体厂家合作生产产品，如台湾的一些代工服务商就是该公司的合作伙伴。

Tripath(Tripath, )

TriQuint Semiconductor, Inc.(TriQuint, )
TriQuint主要生产数字、模拟和混合信号砷化镓集成电路，并可以为客户提供一系列IC制造服务，从晶片生产、检测到封装服务。可提供的产品包括标准产品、定制ASIC，产品包括：无线通讯产品、电信产品、毫米波产品等.

Trumpion(Trumpion, )
Trumpion Microelectronics is a renowned designer and developer of ICs for the Video Display and Multimedia Storage & Access markets.We provide the trump solution of Video Display control ICs which deliver the best seamless, crisp image performance on screen, such as LCD monitor/ LCD TV/ PDP/ Projector and HDTV. And our Multimedia Storage & Access product line markets for the emerging multimedia storage and access applications including USB disk, MP3 player and portable combo devices, making life more joyful and convenient. Founded in 1998, we start up with an experienced, passionate management team with rich successful stories. On the strength of robust IC development methodology and customer-oriented total solution, we overcome tough times, growing and expanding quickly. Nowadays, Trumpion is a renowned professional IC designer in Video Display and Multimedia Storage & Access fields. Trumpions completed IC products lines are sold worldwide. Several international leading companies are our customers. They chose Trumpion as their professional IC partner in system solution.Going forward into the future, facing challenges, we persist in Innovation and Quality, our essential culture, to meet our customers demand. Our strong system/application team and organized agent networks take proactive approach to local markets, allows customer to rapidly customize their final products with fast time to market. Trumpion expects to become the leader in system level IC.

TRW Automotive(TRW, )
TRW Automotive with 2006 sales of $13.1 billion is among the worlds ten largest automotive suppliers and is one of the top financial performers in the industry. The company supplies more than 40 major vehicle manufacturers and 250 nameplates and holds leading positions in all of its primary product categories. For more details on TRW Automotive, please see the automotive fact sheet.

Telecontrolli SpA(TS, )

TelCom Semiconductor(TS, )

TelCom Semiconductors (acquired by Microchip Technology, Inc.)(TS, )

Taiwan Semiconductor (TSC)(TS, )

Torex Semiconductor(TS, )