美国吉时利(Keithley) www.keithley.com.cn www.keithley.com
吉时利的市场定位在具有高准确度的仪器和数据采集产品，同时为大规模生产以及集成测试提供完整的解决方案。
吉时利仪器公司为全球专业的电子制造商提供高准确度的用于产品测试、过程监控、产品发展和研究的各种测量解决方案。我公司大约拥有500多种产品，分别用于：源、测量、连接、控制或DC通信、射频和光电信号。我们可以提供完整的包括仪器和主机插板的解决方案，既可作为系统的一个组件，也能作为独立的解决方案。我们客户是制造、产品更新和研究领域的工程师、技术人员和科学家。

2010年丹纳赫3.41亿美元收购电气测试仪器制造商Keithley 

Keithley markets highly accurate instruments and data acquisition products, as well as complete system solutions for high-volume production and assembly testing
 

Keithley Instruments, Inc. designs, develops, manufactures and markets complex electronic instruments and systems geared to the specialized needs of electronics manufacturers for high-performance production testing, process monitoring, product development and research. The Company has approximately 500 products used to source, measure, connect, control or communicate direct current (DC), radio frequency (RF) or optical signals. Product offerings include integrated systems solutions, along with instruments and personal computer (PC) plug-in boards that can be used as system components or stand-alone solutions. The Company's customers are engineers, technicians and scientists in manufacturing, product development and research functions.