Mitsukaido, Japan

Yoshio Imai

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi Maxell, Limited. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshio Imai. Retrieved from https://idiyas.com/inventor/yoshio-imai-ikbel9bw

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 = 3.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1994

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1 patent (USPTO):Explore Patents

Title: Yoshio Imai: Memory Card Invention

Introduction

Yoshio Imai is an inventor associated with Mitsukaido, Japan. His recorded patent work includes an invention for a memory card with multiple contact spaces.

Latest Patents

Imai’s listed patent, “Memory Card with a Plurality of Contact Spaces,” describes a memory card built around a printed circuit board carrying semiconductor elements and terminal portions along one side. The board fits into a broad recess in the lower surface of the card’s basic board. The design includes contact spaces, upper openings, and side inserting ports, with upper and lower beams arranged to support the structure. Imai is credited with 1 patent.

Career Highlights

Imai is associated with Hitachi Maxell, Limited. His documented patent highlights a structural approach to arranging and protecting the contacts of a memory card.

Collaborations

Tomotaka Ozeki and Kyoichi Kohama are identified as Imai’s coworkers.

Conclusion

Yoshio Imai’s recorded invention focuses on the construction and contact arrangement of a memory card, reflecting his patent work associated with Hitachi Maxell, Limited.

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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