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For the Inventor, By the Inventor

Kyoto, Japan

Koutaro Matsuura

This inventor holds 5 USPTO granted patents. Top assignees: Sanyo Electric Co., Ltd., Masahiro Irie, Other. Active years: 1992-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koutaro Matsuura. Retrieved from https://idiyas.com/inventor/koutaro-matsuura

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 3.9

ph-index = 3

Forward Citations = 58(Granted Patents)


Location History:

  • Kyoto, JP (1992 - 1994)
  • Tsuzuki, JP (1994)

Company Filing History:

goldMedal5 out of 8,782 
 
Sanyo Electric Co., Ltd.
 patents
silverMedal3 out of 3 
 
Masahiro Irie
 patents
bronzeMedal1 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1992-1994

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5 patents (USPTO):Explore Patents
1. 5376511 - Optical recording medium (1994-12-26),
2. 5376511 - Optical recording medium (1994-12-26),
3. 5316900 - Optical recording medium having a constant birefringent property and an (1994-05-31),
4. 5281501 - Method of recording and reproducing for optical recording medium (1994-01-25),
5. 5173370 - Magnetic recording medium having a magnetic thin film with both (1992-12-22),

Title: Koutaro Matsuura: Innovator in Optical Recording Technology

Introduction

Koutaro Matsuura is a notable inventor based in Kyoto, Japan. He has made significant contributions to the field of optical recording technology, holding a total of 5 patents. His work focuses on the development of advanced optical recording media that utilize innovative materials and methods.

Latest Patents

Matsuura's latest patents include an optical recording medium that features a recording layer containing a photochromic material and a polymer. This unique combination allows for a photostationary state that can be varied with temperature upon irradiation with light of a specific wavelength. The design also includes a reflective layer that reflects light passing through the recording layer, supported by a substrate that holds the laminate of both layers.

Career Highlights

Throughout his career, Koutaro Matsuura has worked with prominent companies such as Sanyo Electric Co., Ltd. His experience in the industry has allowed him to develop and refine his innovative ideas in optical recording technology.

Collaborations

Matsuura has collaborated with notable individuals in his field, including Fumio Tatezono and Toshio Harada. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Koutaro Matsuura's contributions to optical recording technology highlight his innovative spirit and dedication to advancing the field. His patents reflect a commitment to exploring new materials and methods, making him a significant figure in the world of inventions.

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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