Tomonori Ishizuki

Title: **Innovative Contributions of Tomonori Ishizuki in Optical Disk Technology**

Introduction

Tomonori Ishizuki is a prominent inventor based in Saitama, Japan, known for his innovative contributions to optical disk technology. With three patents to his name, he has significantly advanced the field, focusing on improving data writing and reading methods for optical disks.

Latest Patents

One of Ishizuki's latest patents is a "Method for reading data from optical disk," which describes a technique for writing and reading data from an optical disk that has address information recorded on its land between grooves or in its pregrooves. This innovative approach allows data to be recorded and accessed from areas where no address is written, facilitating continuous signal transmission without the need for format changes. Additionally, this method broadens the data area by utilizing the previously unusable regions.

Another significant patent Ishizuki holds is for a "Phase change optical information recording medium including means for protection pits." This invention provides a plurality of protection pits that are each smaller than one pit on the preparatory pit region, distributed over the data region of the recording film. This design minimizes distortion in the reproduced data waveform during repeated overwriting, reducing data errors. Moreover, the formation of these protection pits enhances the adhesive strength between the phase change recording film and the protective film, thereby increasing reliability.

Career Highlights

Tomonori Ishizuki has made remarkable strides in his career while working at Pioneer Electronic Corporation, a company renowned for its innovative advancements in electronic technologies. His inventive solutions have played a pivotal role in enhancing the functionality and reliability of optical disks, thereby impacting the overall efficiency of data storage and retrieval.

Collaborations

Throughout his career, Ishizuki has collaborated with notable coworkers, including Toshihiro Komaki and Hideo Kudo. Together, they have contributed to significant advancements in optical technologies, exploring new horizons for enhancing data storage solutions.

Conclusion

In conclusion, Tomonori Ishizuki is a dedicated inventor whose work in optical disk technology continues to shape the landscape of data storage. His innovative patents demonstrate a commitment to excellence and progress in the field. As technology evolves, his contributions will undeniably serve as a foundation for future advancements in optical data storage.