Mobara, Japan

Masanao Yamamoto

This inventor holds 17 USPTO granted patents. Top assignees: Japan Display Inc., Hitachi, Ltd., Nippon Hoso' Kyokai. Active years: 1986-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanao Yamamoto. Retrieved from https://idiyas.com/inventor/masanao-yamamoto

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


% Patents Active = 94.1

Average Co-Inventor Count = 4.8

ph-index = 3

Forward Citations = 40(Granted Patents)


Company Filing History:


Years Active: 1986-2019

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17 patents (USPTO):Explore Patents

Title: Masanao Yamamoto: Innovator in Liquid Crystal Display Technology

Introduction

Masanao Yamamoto is a prominent inventor based in Mobara, Japan, known for his significant contributions to the field of liquid crystal display (LCD) technology. With a total of 17 patents to his name, Yamamoto has played a crucial role in advancing the efficiency and performance of LCD devices.

Latest Patents

Yamamoto's latest patents focus on innovative methods for manufacturing liquid crystal display devices. One of his notable inventions optimizes the planar distribution of wall structures and electrodes in wall electrode LCD devices to improve yield. This invention includes a matrix of pixels, each featuring an insulator wall structure at the pixel borders, a wall electrode on the side surface of the wall structure, and a source electrode that extends in a planar direction. Another patent describes a liquid crystal display device with insulating wall-shaped structures at pixel boundaries, wall electrodes formed on the side faces, and interlayer insulating films that enhance device performance.

Career Highlights

Throughout his career, Masanao Yamamoto has worked with leading companies in the technology sector, including Japan Display Inc. and Hitachi, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in liquid crystal display technology.

Collaborations

Yamamoto has collaborated with notable colleagues such as Daisuke Sonoda and Takato Hiratsuka, contributing to the advancement of LCD technology through teamwork and shared expertise.

Conclusion

Masanao Yamamoto's contributions to liquid crystal display technology have made a significant impact on the industry. His innovative patents and collaborations with leading companies and colleagues highlight his dedication to advancing display technology.

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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