This inventor holds 3 USPTO granted patents. Top assignees: Fujitsu Corporation, Fujitsu Semiconductor Limited. Active years: 2002-2011.
Company Filing History:
Years Active: 2002-2011
Title: Hitoshi Izuru: Innovator in Semiconductor Technology
Introduction
Hitoshi Izuru is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on enhancing the reliability and efficiency of semiconductor integrated circuit devices.
Latest Patents
One of his latest patents is for a semiconductor integrated circuit device and test method thereof. This invention provides a high-quality semiconductor integrated circuit device, particularly a System in Package (SiP) or Package on Package (PoP) semiconductor integrated circuit device. It enables simultaneous testing of the reliability of multiple upper and lower semiconductor integrated circuit elements. Additionally, it allows for testing only the non-defective element if another is determined to be defective, making it easier to replace only the defective unit with a non-defective one. The device contains multiple semiconductor integrated circuit elements and a circuit board that relays these elements, with parts of the circuit board being electrically connected to an external test apparatus.
Another notable patent is for a semiconductor device testing method and testing equipment. This method involves a burn-in testing process where the semiconductor device operates in a controlled atmosphere at a prescribed temperature. Operation instruction signals are repeatedly supplied to the semiconductor device while power is provided, and the increases and decreases in power supply current corresponding to these signals are counted.
Career Highlights
Hitoshi Izuru has worked with notable companies such as Fujitsu Corporation and Fujitsu Semiconductor Limited. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.
Collaborations
He has collaborated with several professionals in the field, including Kazuhiro Tashiro and Hiroyuki Yoshioka. These collaborations have further enriched his work and contributions to semiconductor technology.
Conclusion
Hitoshi Izuru is a key figure in the semiconductor industry, with a focus on improving integrated circuit devices. His innovative patents and career achievements highlight his significant impact on technology.