Yamanashi, Japan

Kunihisa Ishii

This inventor holds 1 USPTO granted patent. Top assignees: Pioneer Electric Corporation, Pioneer Video Corporation. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kunihisa Ishii. Retrieved from https://idiyas.com/inventor/kunihisa-ishii

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 = 5.0

ph-index = 1

Forward Citations = 58(Granted Patents)


Company Filing History:


Years Active: 1999

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1 patent (USPTO):Explore Patents

Title: Kunihisa Ishii: Innovator in Liquid Crystal Display Technology

Introduction

Kunihisa Ishii is a notable inventor from Yamanashi-ken, Japan, recognized for his contributions to the field of liquid crystal display technology. He holds a patent for a reflection liquid crystal display and a semiconductor device, showcasing his innovative approach to display technology.

Latest Patents

Ishii's patent, titled "Reflection liquid crystal display and a semiconductor device," describes a liquid crystal display device that incorporates a semiconductor substrate. The design features a matrix arrangement of switching elements and pixel electrodes, with a liquid crystal layer positioned above the pixel electrodes. This configuration allows for enhanced display performance, making it a significant advancement in the field.

Career Highlights

Throughout his career, Kunihisa Ishii has worked with prominent companies such as Pioneer Electric Corporation and Pioneer Video Corporation. His experience in these organizations has contributed to his expertise in developing innovative display technologies.

Collaborations

Ishii has collaborated with notable colleagues, including Koji Hanihara and Itaru Tsuchiya. Their combined efforts have furthered advancements in liquid crystal display technology.

Conclusion

Kunihisa Ishii's work in liquid crystal display technology has made a lasting impact on the industry. His innovative patent and collaborations with esteemed colleagues highlight his significant contributions to the field.

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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