Tamano, Japan

Masayuki Komeiji

This inventor holds 3 USPTO granted patents. Top assignee: Konica Corporation. Active years: 1990-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Komeiji. Retrieved from https://idiyas.com/inventor/masayuki-komeiji

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 = 5.1

ph-index = 2

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 1990-1993

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3 patents (USPTO):Explore Patents

Title: **Masayuki Komeiji: Innovator in Magnetic Tape Technology**

Introduction

Masayuki Komeiji, an inventive mind hailing from Tamaho, Japan, has contributed significantly to the field of magnetic tape technology. With a total of three patents to his name, Komeiji's work reflects a deep understanding of mechanical design and user functionality.

Latest Patents

Komeiji's most recent patents showcase his commitment to enhancing the usability and efficiency of tape cassettes. One of his notable inventions is a **tape cassette having a front lid locking member fixed to a lower half case**. This innovation features a dual fitting mechanism that secures the lock member during the assembly of the cassette, preventing any unwanted movement and ensuring a seamless assembly process.

Another significant contribution is the **magnetic tape cassette with a leaf-shaped spring door closure mechanism**. This design improves the operation of the front cover, allowing it to open and close smoothly while keeping the cassette protected during use. The forward and downward movements of the supporting shaft are effectively controlled by specially designed protrusions, enhancing the overall functionality of the cassette.

Career Highlights

Masayuki Komeiji is currently associated with Konica Corporation, a renowned entity in the imaging and electronics sector. His breakthroughs in magnetic tape mechanisms highlight his expertise and innovative spirit in a competitive industry focused on technological advancements.

Collaborations

Throughout his career, Komeiji has had the pleasure of working alongside talented individuals such as Kimimoto Hirose and Tsutomu Hiramoto. These collaborations have not only enriched his professional journey but have also contributed to the collective advancements in their respective fields.

Conclusion

Masayuki Komeiji stands as a noteworthy inventor in the realm of magnetic tape technology. His innovative designs and collaborative efforts continue to influence the industry, contributing to more efficient and practical solutions for consumers. As technology evolves, Komeiji's inventions will undoubtedly remain significant in the progression of tape cassette design.

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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