Nagasaki, Japan

Seiji Kiyokawa

This inventor holds 1 USPTO granted patent. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiji Kiyokawa. Retrieved from https://idiyas.com/inventor/seiji-kiyokawa

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 = 4.0

ph-index = 1

Forward Citations = 37(Granted Patents)


Company Filing History:


Years Active: 1987

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1 patent (USPTO):Explore Patents

Title: Seiji Kiyokawa: Innovator in Display Technology

Introduction

Seiji Kiyokawa is a notable inventor based in Nagasaki, Japan. He has made significant contributions to the field of display technology, particularly through his innovative patent related to dot matrix display panels.

Latest Patents

Kiyokawa holds a patent for a "Dot matrix display panel with a thin film transistor and method of manufacturing." This invention involves a display panel constructed with a gate insulating layer and a semiconductor layer, which are provided as a laminated film on an insulating substrate. The design allows for a thin film transistor array substrate, where a display medium is sandwiched between the array substrate and a substrate with a transparent electrode. This innovative approach enhances the functionality and efficiency of display technologies.

Career Highlights

Seiji Kiyokawa is associated with Matsushita Electric Industrial Co., Ltd., a company renowned for its advancements in electronics and technology. His work has contributed to the development of cutting-edge display solutions that are widely utilized in various applications.

Collaborations

Kiyokawa has collaborated with notable coworkers, including Isao Ota and Isako Kikuchi. Their combined expertise has fostered innovation and progress in the field of display technology.

Conclusion

Seiji Kiyokawa's contributions to the field of display technology through his patent demonstrate his innovative spirit and commitment to advancing electronic solutions. His work continues to influence the industry and inspire future developments.

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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