Location History:
- Itami, JP (1993 - 1996)
- Hyogo, JP (1994 - 2005)
- Toyko, JP (2008)
- Tokyo, JP (2000 - 2013)
- Kawasaki, JP (2014 - 2016)
Company Filing History:
23 out of 21,351 
11 out of 3,781 
4 out of 7,533 
Years Active: 1993-2016
Title: The Innovative Journey of Yoshiyuki Ishigaki in Semiconductor Technology
Introduction: Yoshiyuki Ishigaki is a prominent inventor based in Tokyo, Japan, known for his significant contributions to semiconductor technology. With an impressive portfolio of 38 patents, Ishigaki has made substantial advancements in the field of memory cell arrays and semiconductor storage devices. His work continues to influence modern electronics and memory architectures.
Latest Patents: One of Ishigaki's latest patents focuses on a semiconductor device that includes a memory cell transistor featuring a floating gate electrode and a control gate electrode. This innovation allows for the formation of a dummy floating gate electrode that is strategically arranged over a surface of a semiconductor substrate. Another notable patent describes a semiconductor storage device that integrates various elements such as a memory cell array, word lines, and bit lines. The architecture laid out in this invention showcases the parallel arrangement of these elements, enhancing the efficiency of data processing and storage in semiconductor devices.
Career Highlights: Throughout his career, Yoshiyuki Ishigaki has been affiliated with prestigious companies such as Mitsubishi Electric Corporation and Renesas Technology Corporation. At these organizations, he has played a vital role in the research and development of cutting-edge technologies in the semiconductor industry, demonstrating his expertise and leadership in innovation.
Collaborations: Ishigaki has collaborated with noteworthy colleagues, including Masahiro Ishida and Hiroki Honda. Their combined efforts have led to several breakthroughs in semiconductor technology, showcasing the power of teamwork in achieving technological advancements.
Conclusion: Yoshiyuki Ishigaki's contributions to semiconductor technology are remarkable and continue to shape the industry. With a strong foundation in innovation and a commitment to pushing the boundaries of technology, Ishigaki remains a key figure in the evolution of memory cell and storage device capabilities. His work not only exemplifies personal achievement but also highlights the collaborative nature of invention in a rapidly advancing field.