Saitama, Japan

Ryoichi Hirota

This inventor holds 1 USPTO granted patent. Top assignee: Pioneer Electronic Corporation. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryoichi Hirota. Retrieved from https://idiyas.com/inventor/ryoichi-hirota-x2lbtojv

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 14(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Inventor Ryoichi Hirota: Innovator in Optical Information Recording

Introduction

Ryoichi Hirota, a talented inventor based in Saitama, Japan, has made significant contributions to the field of optical information recording. His innovative approach has led to the development of a unique patent that enhances the reliability of data storage.

Latest Patents

Hirota holds a noteworthy patent titled "Phase Change Optical Information Recording Medium Including Means for Protection Pits." This patent introduces a phase change optical information recording medium that features a series of protection pits. These pits are smaller than those found in the pre-pit region and are strategically placed across the entire data region of the recording film. As a result, the medium experiences reduced distortion of the reproduced data waveform during repeated overwriting, thereby decreasing data errors. Furthermore, the incorporation of protection pits increases the adhesive strength between the phase change recording film and the protective film, which enhances the overall reliability of the data storage medium.

Career Highlights

Ryoichi Hirota is affiliated with Pioneer Electronic Corporation, a leading company recognized for its contributions to electronics and technological innovation. His work at Pioneer has positioned him as a key player in the company’s efforts to advance optical storage technologies.

Collaborations

Throughout his career, Hirota has collaborated with esteemed colleagues, including Toshihiro Komaki and Hideo Kudo. Together, they have contributed to the development of new technologies that address the challenges of data storage and retrieval in modern applications.

Conclusion

Ryoichi Hirota's innovative spirit and determination have made a lasting impact on the field of optical information recording. With his patent and collaborative efforts, he continues to pave the way for advancements in data storage technology, ensuring reliability and efficiency for users worldwide.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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