Shizuoka, Japan

Ryouhei Yoshihara

This inventor holds 1 USPTO granted patent. Top assignee: Toshiba-Emi Limited. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryouhei Yoshihara. Retrieved from https://idiyas.com/inventor/ryouhei-yoshihara

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 = 2.0

ph-index = 1

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1999

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1 patent (USPTO):Explore Patents

Title: Ryouhei Yoshihara: Innovator in Optical Disk Technology

Introduction

Ryouhei Yoshihara is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of optical disk technology. His innovative ideas have led to advancements that enhance the functionality and usability of optical disks.

Latest Patents

Ryouhei Yoshihara holds a patent for an optical disk that features a first design visible from one side of the disk. The patent describes an optical disk where a display area is formed between the circumference of a recorded area and the circumference of the maximum area to which a recorded area can be provided. A reflective layer is formed covering the recorded area and the display area, creating a transparent display area at least in part of the display area. This design allows for easier discrimination of the size or diameter of a record area of 12 cm CDs, as the print layer provided to the transparent display area can be seen from both sides of the optical disk. He has 1 patent to his name.

Career Highlights

Ryouhei Yoshihara has worked with Toshiba-EMI Limited, where he has been able to apply his innovative ideas in a practical setting. His work has contributed to the development of advanced optical disk technologies that are used in various applications.

Collaborations

Ryouhei Yoshihara has collaborated with Ryoju Takagishi, working together to push the boundaries of optical disk technology. Their partnership has fostered an environment of innovation and creativity.

Conclusion

Ryouhei Yoshihara is a prominent figure in the field of optical disk technology, with a focus on enhancing the design and functionality of optical disks. His contributions continue to influence the industry and pave the way for future innovations.

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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