Company Filing History:
3 out of 42,517 
2 out of 182 
1 out of 87 Years Active: 1993-1996
Title: Eiji Yamasaki: Innovator in Semiconductor Memory Technology
Introduction
Eiji Yamasaki is a notable inventor based in Fussa, Japan. He has made significant contributions to the field of semiconductor memory technology, holding a total of 3 patents. His work focuses on enhancing the performance and efficiency of semiconductor devices.
Latest Patents
Yamasaki's latest patents include innovations aimed at operating semiconductor memory with low supply voltage. One of his inventions is designed to enable high-speed operation of semiconductor devices while maintaining low voltage. This is achieved through a unique circuit configuration that alters the transfer impedance between a common I/O line and a data line based on whether information is being read or written. Additionally, he has developed a current/voltage converter that utilizes a MISFET with a different conduction type than a select MISFET, which increases the speed of information retrieval. Another significant patent involves a semiconductor memory structure that divides memory arrays into multiple mats, allowing for efficient data handling and improved performance in dynamic RAM applications.
Career Highlights
Throughout his career, Eiji Yamasaki has worked with prominent companies such as Hitachi, Ltd. and Hitachi VLSI Engineering Corporation. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.
Collaborations
Yamasaki has collaborated with notable colleagues, including Yoshinobu Nakagome and Hitoshi Tanaka. These partnerships have further enriched his work and advancements in the semiconductor field.
Conclusion
Eiji Yamasaki's contributions to semiconductor memory technology demonstrate his innovative spirit and commitment to enhancing device performance. His patents reflect a deep understanding of the complexities involved in semiconductor design and operation.