Higashihiroshima, Japan

Yoshifusa Fujioka

This inventor holds 2 USPTO granted patents. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 1996-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshifusa Fujioka. Retrieved from https://idiyas.com/inventor/yoshifusa-fujioka

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 18(Granted Patents)


Location History:

  • Hiroshima-ken, JP (1996)
  • Higashihiroshima, JP (2001)

Company Filing History:


Years Active: 1996-2001

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2 patents (USPTO):Explore Patents

Title: Innovations by Yoshifusa Fujioka

Introduction

Yoshifusa Fujioka is a notable inventor based in Higashihiroshima, Japan. He has made significant contributions to the field of disc loading devices and reproduction apparatuses. With a total of 2 patents, his work showcases innovative solutions that enhance the functionality and efficiency of disc-related technologies.

Latest Patents

One of Fujioka's latest patents is a disk loading device featuring a disk holding tray that can be separated into multiple segments. This device allows for the upper tray to be moved by pinions between various positions, including loading, unloading, storage, and reproduction. The design simplifies the drive mechanism, making it more efficient without requiring a larger housing. Another significant patent is a disc reproduction apparatus that includes a disc reproduction assembly and a tray accommodating unit. This apparatus allows for a series of disc trays to be positioned selectively, increasing the number of loadable discs without complicating the overall design.

Career Highlights

Fujioka is currently employed at Sharp Kabushiki Kaisha Corporation, where he continues to innovate and develop new technologies. His work has contributed to the advancement of disc reproduction and loading systems, making them more user-friendly and efficient.

Collaborations

Fujioka has collaborated with notable coworkers, including Hideji Morita and Norihiro Kurokawa. Their combined efforts have led to the development of advanced technologies in the field of disc devices.

Conclusion

Yoshifusa Fujioka's contributions to the field of disc technology through his innovative patents demonstrate his expertise and commitment to advancing this area. His work continues to influence the design and functionality of disc loading and reproduction systems.

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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