Tsurugashima, Japan

Hajime Matsushia

This inventor holds 1 USPTO granted patent. Top assignee: Pioneer Corporation. Active years: 2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Matsushia. Retrieved from https://idiyas.com/inventor/hajime-matsushia

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 = 6.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 2001

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1 patent (USPTO):Explore Patents

Title: The Innovations of Hajime Matsushia: Pioneering Holographic Memory Technology

Introduction: Hajime Matsushia, an innovative inventor based in Tsurugashima, Japan, has made significant contributions to the field of optical information technology. With a patent to his name, he has displayed a remarkable ability to combine creativity and scientific principles to develop groundbreaking inventions.

Latest Patents: Hajime Matsushia holds a patent for a "Holographic memory and optical information recording and reproducing apparatus using the same". This patented technology describes an apparatus that employs holographic memory to efficiently record and reproduce optical information. The apparatus features a mask strategically positioned within the optical path of the signal light beam, covering nearly half of the light intensity distribution. This design optimizes the interaction of the signal and reference light beams, enhancing the performance of the holographic memory.

Career Highlights: Matsushia's career is closely associated with Pioneer Corporation, a leading company in the field of electronic products and technologies. His tenure at Pioneer reflects his commitment to pushing the boundaries of optical technology and developing innovative solutions that meet the demands of the modern world.

Collaborations: Throughout his career, Hajime Matsushia has collaborated with fellow innovators such as Satoru Tanaka and Tomomitsu Kouno. These partnerships have fostered a rich exchange of ideas and expertise, contributing to the success of their projects and advancing the field of optical information technologies.

Conclusion: Hajime Matsushia stands out as a noteworthy inventor whose work in holographic memory technology has the potential to revolutionize how optical information is recorded and reproduced. His contributions at Pioneer Corporation, along with collaborations with talented colleagues, underscore the importance of innovation in shaping the future of technology. With his continued dedication to research and development, the impact of Matsushia's inventions is likely to be felt for years to come.

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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