Location History:
- Itami, JP (1988 - 1990)
- Hyogo-ken, JP (1996)
- Hyogo, JP (1988 - 2003)
- Tokyo, JP (1999 - 2007)
Company Filing History:
40 out of 21,351 
3 out of 3,781 
1 out of 177 
Years Active: 1988-2007
Areas of Expertise:
Title: Innovations and Contributions of Tadato Yamagata in Semiconductor Technology
Introduction
Tadato Yamagata, an esteemed inventor based in Hyogo, Japan, has made significant contributions to the field of semiconductor technology, holding a remarkable total of 44 patents. His innovative spirit and commitment to advancing technology have led to the development of groundbreaking devices that enhance the functionality and efficiency of electronic systems.
Latest Patents
Yamagata's latest patents include a state-of-the-art semiconductor integrated circuit device that integrates a RAM with a command decode system and logic circuit into a single chip. This device is particularly noteworthy for its inclusion of a synchronous dynamic random access memory (SDRAM) control circuit that effectively manages external control signals and outputs internal signals to the memory core. Additionally, his invention involves a sophisticated testing method for this RAM, utilizing external test signals selected by a specific selector that facilitates thorough examination of the core unit.
Another innovative patent pertains to a dynamic associative memory device, which consists of memory cells equipped with a capacitor connected to bit lines via a transmission gate. This device features a unique initializing circuit designed to control memory node potentials upon receiving a reset signal, ensuring optimal performance of the memory architecture.
Career Highlights
Yamagata has built a robust career in the semiconductor industry, working with notable companies such as Mitsubishi Electric Corporation and Renesas Technology Corporation. His experience at these prestigious organizations has greatly influenced his inventiveness, enabling him to push the boundaries of existing technologies.
Collaborations
Throughout his career, Yamagata has collaborated with talented individuals such as Kazutami Arimoto and Masaki Tsukude. These partnerships have facilitated the exchange of ideas and expertise, contributing to their collective success in advancing semiconductor innovation.
Conclusion
Tadato Yamagata's contributions to semiconductor technology exemplify the impact that dedicated inventors can have on the industry. His latest patents showcase his commitment to innovation and excellence, setting a high standard for future developments in integrated circuit design and memory technology. As the field of semiconductor electronics continues to evolve, Yamagata's legacy will undoubtedly inspire generations of inventors to come.