Location History:
- Hyogo, JP (1995 - 1996)
- Tokyo, JP (2001 - 2022)
- Machida, JP (2021 - 2023)
Company Filing History:
5 out of 38,023 
3 out of 21,351 
2 out of 1,458 
Years Active: 1995-2023
Title: **The Innovative Contributions of Toshinao Ishii**
Introduction
Toshinao Ishii, an esteemed inventor based in Tokyo, Japan, has made significant contributions to the field of semiconductor technology. With a remarkable portfolio of 11 patents, his innovative designs are influencing the landscape of electronics and semiconductor devices.
Latest Patents
Among his latest patents is a groundbreaking semiconductor device that features transistors with shared source/drain regions. This invention includes a first diffusion region with a rectangular shape containing first and second source/drain regions aligned in a specific direction, along with a second diffusion region that encompasses additional source/drain regions. It also outlines the design of gate electrodes positioned strategically to enhance the device's functionality. Another notable patent involves a semiconductor device layout designed for multiple pads and data queue circuits, which encompasses a memory cell array and power pads tailored for optimized data handling during both write and read operations.
Career Highlights
Toshinao Ishii has had a prominent career, working with leading companies such as Micron Technology Incorporated and Mitsubishi Denki Kabushiki Kaisha. His work at these organizations has allowed him to focus on advancing semiconductor technologies and contributing to innovative research.
Collaborations
Throughout his career, Ishii has collaborated with several prominent figures in the industry, including Yasuhiko Tanuma and Shigetoshi Nara. These partnerships have been instrumental in driving technological advancements and pushing the boundaries of what is possible in the realm of semiconductors.
Conclusion
Toshinao Ishii's contributions to semiconductor technology through his numerous patents and collaborations demonstrate his profound impact on the field. His innovative approaches continue to pave the way for future advancements in electronic devices, ensuring that he remains a noteworthy figure in the history of technology and innovation.