Suita, Japan

Junko Asayama

This inventor holds 20 USPTO granted patents and 1 EPO patent, primarily in Plasma Display Technology. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation, Toshiba Matsushita Display Technology Co., Ltd.. Active years: 1991-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junko Asayama. Retrieved from https://idiyas.com/inventor/junko-asayama

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


% Patents Active = 55.0


Average Co-Inventor Count = 5.9

ph-index = 9

Forward Citations = 214(Granted Patents)


Location History:

  • Toyonaka, JP (2008)
  • Osaka, JP (2006 - 2009)
  • Suita, JP (1991 - 2011)

Company Filing History:


Years Active: 1991-2011

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Areas of Expertise:
Plasma Display Panel
Liquid Crystal Monitor
Spatial Light Modulator
Phosphor
Lighting Device
Image Display
Organic Polymer
Photosensitive Material
Ferroelectric Liquid Crystal
Neural Network Circuit
Illuminator
Driving Method
20 patents (USPTO):Explore Patents

Title: Junko Asayama: A Pioneer in Plasma Display Technology

Introduction

Junko Asayama is a notable inventor based in Suita, Japan, with a remarkable portfolio of 20 patents to his name. His innovative contributions have significantly advanced the field of plasma display technology, demonstrating a commitment to enhancing the functionality and production processes of these displays.

Latest Patents

Among Asayama's latest patents is a groundbreaking method for restoring the function of plasma display panels. This technique involves raising the temperature of the panel to between 400°C and 800°C to revive its operational capabilities. Additionally, he has developed a patent focusing on the production of plasma display panels. This process entails creating a fluorine-containing precoating that covers phosphor particles through techniques such as physical vapor deposition of fluoride. It ensures that a fluorine-containing coating surrounds these phosphor particles, before being applied as a paste to a substrate, thus contributing to the formation of a phosphor layer essential for producing a plasma display panel.

Career Highlights

Asayama has had a distinguished career, working with renowned companies like Matsushita Electric Industrial Co., Ltd. and Panasonic Corporation. His extensive experience in these leading organizations has enabled him to push the boundaries of innovation in display technology.

Collaborations

Throughout his career, Junko Asayama has collaborated with prominent figures in the industry, including his colleagues Akio Takimoto and Hisahito Ogawa. These partnerships have fostered a collaborative environment for developing cutting-edge technologies.

Conclusion

Junko Asayama's innovative spirit and technical expertise have solidified his reputation as a leader in plasma display technology. His contributions, as demonstrated by his numerous patents, continue to impact the industry, paving the way for future advancements in display solutions.

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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