Company Filing History:
5 out of 2,916 
2 out of 52,752 
Years Active: 1983-1996
Title: Koichi Kanzaki: Innovator in Semiconductor Technology
Introduction
Koichi Kanzaki is a prominent inventor based in Kawasaki, Japan, known for his significant contributions to the field of semiconductor technology. With a total of seven patents to his name, Kanzaki has made remarkable advancements in non-volatile memory devices, enhancing their reliability and performance.
Latest Patents
One of Kanzaki's latest patents is a non-volatile semiconductor memory device with contamination protection. This innovative device features a memory cell that includes a P-type silicon substrate and N-type diffusion regions serving as word lines, sources, and drains. A floating gate extends over the diffusion regions, while a bit line connects them. The design incorporates a passivation film and a contaminant shut-off layer, ensuring that contaminants are blocked during manufacturing, which significantly improves product reliability. Another notable patent is a non-volatile semiconductor memory device that includes a second impurity diffusion layer formed at a fixed distance from a first diffusion layer. This design prevents non-selected memory cells from becoming half-selected, thereby enhancing the overall reliability of the semiconductor device.
Career Highlights
Throughout his career, Koichi Kanzaki has worked with notable companies such as Tokyo Shibaura Denki Kabushiki Kaisha and Toshiba Corporation. His work in these organizations has allowed him to develop and refine his innovative ideas in semiconductor technology.
Collaborations
Kanzaki has collaborated with esteemed colleagues, including Minoru Taguchi and Shuichi Kameyama, contributing to the advancement of semiconductor technologies through shared expertise and innovative thinking.
Conclusion
Koichi Kanzaki's contributions to the field of semiconductor technology, particularly in non-volatile memory devices, have established him as a key figure in innovation. His patents reflect a commitment to enhancing the reliability and performance of semiconductor devices, making a lasting impact on the industry.