Nara, Japan

Hiroyuki Ikenaga

This inventor holds 3 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1991-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Ikenaga. Retrieved from https://idiyas.com/inventor/hiroyuki-ikenaga

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 = 7.1

ph-index = 2

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1991-2000

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3 patents (USPTO):Explore Patents

Title: The Innovative Mind of Hiroyuki Ikenaga

Introduction: Hiroyuki Ikenaga, a notable inventor based in Nara, Japan, has made significant contributions to the field of optical disc technology. With a total of three patents to his name, his work primarily focuses on advancements in optical disc manufacturing, showcasing his dedication to improving data storage technology.

Latest Patents: Hiroyuki Ikenaga's latest patents reflect his innovative approach to optical disc design. One of his patents describes an optical disc that features a recording film on one surface of a transparent plastic substrate, with a first protection film overlaying the recording film. Additionally, a moisture-proof film is applied to the opposite surface of the substrate, topped with a second protection film. Another patent outlines a similar optical disk structure, which also includes a transparent plastic substrate and a moisture-impermeable film, further emphasizing his commitment to enhancing the durability and functionality of optical discs.

Career Highlights: Ikenaga is associated with Sharp Corporation, a leading technology company known for its innovative electronic products. His career has been marked by a focus on developing solutions that meet the evolving needs of data storage and retrieval in a digital era.

Collaborations: Throughout his career, Hiroyuki has collaborated with fellow inventors Kenji Ohta and Toshikazu Nagaura. These partnerships highlight the collaborative nature of innovation, where sharing ideas and expertise can lead to groundbreaking developments in technology.

Conclusion: Hiroyuki Ikenaga stands out as a prominent figure in the realm of optical disc innovation. His patents demonstrate a clear vision for the future of data storage, and his work continues to influence the technology we rely on today.

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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