Tokyo, Japan

Masayuki Akiyama

This inventor holds 3 USPTO granted patents. Top assignee: Pioneer Electronic Corporation. Active years: 1992-1994.

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

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 43(Granted Patents)


Company Filing History:


Years Active: 1992-1994

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3 patents (USPTO):Explore Patents

Title: Masayuki Akiyama: Innovator in Optical Technology

Introduction

Masayuki Akiyama is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical technology, particularly in the development of advanced mirror devices. With a total of 3 patents to his name, Akiyama continues to push the boundaries of innovation in his field.

Latest Patents

One of Akiyama's latest inventions is a separation/synthesis mirror device in a liquid-filled housing. This device features four dichroic mirrors arranged in an X-shape within a housing filled with liquid. The refractive index of the liquid is higher than that of the dichroic mirrors, which helps to eliminate double image blurs caused by entrance rays. Additionally, the device utilizes a unique characteristic where the refractive index of the liquid decreases when heated, allowing it to closely match the refractive index of glass. Another notable invention is a three-color separation/synthesis mirror device designed for liquid crystal projectors. This device also employs four dichroic mirrors, with a V-shaped notch filled with a higher refractive index material to eliminate stray lights.

Career Highlights

Masayuki Akiyama has built a successful career at Pioneer Electronic Corporation, where he has been instrumental in developing cutting-edge optical technologies. His work has not only advanced the capabilities of projection systems but has also contributed to the overall improvement of visual technologies in various applications.

Collaborations

Akiyama has collaborated with notable colleagues such as Manabu Akagi and Junya Tokuda. Their combined expertise has fostered an environment of innovation and creativity, leading to the successful development of several advanced optical devices.

Conclusion

Masayuki Akiyama's contributions to optical technology through his innovative patents and collaborations highlight his role as a key figure in the field. His work continues to inspire advancements in visual technology, making a lasting impact on the industry.

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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