Company Filing History:
4 out of 27,375 
2 out of 655 
Years Active: 1998-2005
Title: Takio Yamashita: Innovator in Semiconductor Technology
Introduction
Takio Yamashita is a prominent inventor based in Kyoto, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 4 patents. His work focuses on enhancing the functionality and efficiency of integrated circuit devices.
Latest Patents
Yamashita's latest patents include a semiconductor integrated circuit device and a debugger device for the same. This innovative semiconductor integrated circuit device features a first semiconductor chip that includes a CPU and a debug basic circuit section for verifying the operation of a program executed by the CPU. Additionally, it incorporates a second semiconductor chip that is retained over the principal surface of the first chip, which includes a debug extension circuit section that is electrically connected to both the CPU and the debug basic circuit section. The debug basic circuit section also contains a debug command analyzing section for analyzing commands input from outside.
Another notable patent addresses the structure of chip-on-chip mounting, which prevents crosstalk noise. This invention reduces crosstalk that occurs due to interference between signals running in the respective wiring layers of the first and second semiconductor chips stacked together. The semiconductor device includes a first semiconductor chip with a first electrode pad and a first wiring layer, and a second semiconductor chip with a second electrode pad and a second wiring layer. An insulation layer is placed between the main surfaces of the two chips, along with an electro-conductive layer to enhance performance.
Career Highlights
Throughout his career, Takio Yamashita has worked with notable companies such as Matsushita Electric Industrial Co., Ltd. and Matsushita Electronics Corporation. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.
Collaborations
Yamashita has collaborated with several talented individuals in the field, including Takayuki Yoshida and Hiroaki Fujimoto. These collaborations have further enriched his work and led to advancements in semiconductor devices.
Conclusion
Takio Yamashita is a distinguished inventor whose contributions to semiconductor technology have made a significant impact. His innovative patents and collaborations reflect his dedication to advancing the field.