Joso, Japan

Kazuhiko Koyahara

This inventor holds 1 USPTO granted patent. Top assignees: Hitachi Displays, Ltd., Panasonic Liquid Crystal Display Co., Ltd.. Active years: 2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiko Koyahara. Retrieved from https://idiyas.com/inventor/kazuhiko-koyahara

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 = 2.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2013

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of Kazuhiko Koyahara: A Pioneer in Liquid Crystal Display Technology

Introduction: Kazuhiko Koyahara, an accomplished inventor based in Joso, Japan, has made significant contributions to the field of liquid crystal display (LCD) technology. With a patented innovation, Koyahara has demonstrated his commitment to enhancing manufacturing processes and minimizing defects in display devices.

Latest Patents: Koyahara holds a patent for a liquid crystal display device that aims to suppress chipping of alignment films during production. The invention also simplifies manufacturing steps, thereby reducing overall costs. The LCD device includes a thin-film transistor (TFT) substrate and a counter substrate, with liquid crystal sandwiched in between. It features a unique arrangement of color filters and spacers, which are designed to improve functionality and durability. The innovative design of the pedestal on the TFT substrate facilitates a more efficient production process.

Career Highlights: Throughout his career, Kazuhiko Koyahara has worked with industry-leading companies, including Hitachi Displays, Ltd. and Panasonic Liquid Crystal Display Co., Ltd. His expertise in the field of liquid crystal technology has contributed to the development of high-quality display systems that are widely used in modern applications.

Collaborations: Koyahara's work has often been in collaboration with talented professionals such as Yasuko Gotoh. Their combined efforts have propelled advancements in LCD technology, underscoring the importance of teamwork in the field of innovation.

Conclusion: Kazuhiko Koyahara continues to be a notable figure in the world of liquid crystal display inventions. His innovative patent not only enhances display technology but also sets a benchmark for quality and efficiency in manufacturing practices. Koyahara's contributions are a testament to the impact that dedicated inventors can have on the technology landscape.

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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