Yuzo Yamakawa

Title: Yuzo Yamakawa: Innovator in Optical Recording Technology

Introduction

Yuzo Yamakawa is a prominent inventor based in Tsukuba, Japan. He is known for his significant contributions to the field of optical recording technology. With a focus on enhancing the performance and durability of optical media, Yamakawa has made strides in developing innovative solutions.

Latest Patents

Yamakawa holds a patent for an optical recording medium. The objective of this invention is to enable write-once recording and reproduction of marks that are smaller than the resolution limit. This technology aims to achieve high levels of reproduction performance, including CNR (Carrier-to-Noise Ratio), while also ensuring durability during reproduction. The invention introduces a thermally stable diffusion preventing layer between a signal reproducing functional layer composed of Sb (Antimony) or Te (Tellurium) and a protecting layer. This design effectively prevents or suppresses reactions between these layers due to increased temperatures, thereby enhancing reproduction durability.

Career Highlights

Yuzo Yamakawa is affiliated with the National Institute of Advanced Industrial Science and Technology, where he continues to work on advancing optical technologies. His research and innovations have positioned him as a key figure in the field.

Collaborations

Yamakawa has collaborated with notable colleagues, including Takayuki Shima and James Paul Fons. These partnerships have contributed to the development of cutting-edge technologies in optical recording.

Conclusion

Yuzo Yamakawa's work in optical recording technology exemplifies the impact of innovative thinking in enhancing media performance and durability. His contributions continue to influence the field and pave the way for future advancements.