Kawaguchi, Japan

Takashi Ashida

This inventor holds 1 USPTO granted patent. Top assignee: Teac Corporation. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Ashida. Retrieved from https://idiyas.com/inventor/takashi-ashida-ahk273kf

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 = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Takashi Ashida and a Magnetic Disc Cartridge Mechanism

Introduction

Takashi Ashida is an inventor associated with Kawaguchi, Japan, and Teac Corporation. His recorded patent concerns a mechanism for loading and unloading magnetic disc cartridges.

Latest Patents

Ashida is credited with 1 patent: “Magnetic Disc Cartridge Loading and Unloading Mechanism.” The invention separates the shutter-opening action from the force that ejects the cartridge. During unloading, a pushing mechanism moves the cartridge slightly in the ejecting direction only after the holder rises enough to create sufficient clearance between the shutter and the magnetic heads.

Career Highlights

The available information links Ashida’s invention to Teac Corporation. The patent describes a coordinated loading and unloading design intended to manage cartridge movement and protect the clearance around the magnetic heads.

Collaborations

Yasushi Noda and Kazuhiko Inoue are identified as Ashida’s coworkers. The supplied information does not specify their roles in the patent.

Conclusion

Takashi Ashida’s recorded patent reflects a practical approach to magnetic disc cartridge handling, coordinating shutter operation and ejection to maintain clearance from the magnetic heads.

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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