Tokyo, Japan

Motoharu Miyamoto

This inventor holds 52 USPTO granted patents and 4 published patent applications, primarily in Liquid Crystal Displays. Top assignees: Japan Display Inc., Magnolia White Corporation. Active years: 2014-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Motoharu Miyamoto. Retrieved from https://idiyas.com/inventor/motoharu-miyamoto

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

USPTO Granted Patents = 52 

% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 3

Forward Citations = 31(Granted Patents)

Forward Citations (Not Self Cited) = 20(Dec 10, 2025)


Location History:

  • Hachioji, JP (2015)
  • Mobara, JP (2014 - 2017)
  • Minato-ku, JP (2017 - 2018)
  • Tokyo, JP (2015 - 2024)

Company Filing History:


Years Active: 2014-2025

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Areas of Expertise:
Display Device
Liquid Crystal Display
Gate Signal Line Drive Circuit
Oxide Conductive Films
Contact Holes
Spacers
Terminal Wire
Drive Circuit
Display Technology
Screen Innovation
Visual Display
Panel Design
52 patents (USPTO):Explore Patents

Title: **Motoharu Miyamoto: A Leader in Liquid Crystal Display Innovations**

Introduction

Motoharu Miyamoto, a prominent inventor located in Tokyo, Japan, has made significant contributions to the field of liquid crystal display (LCD) technology. With an impressive total of 50 patents to his name, Miyamoto has been at the forefront of innovations that enhance the performance and efficiency of display devices.

Latest Patents

Miyamoto's latest inventions focus on improving the quality and reliability of liquid crystal display devices. One of his notable patents addresses the displacement between a TFT substrate and a counter substrate, as well as issues with the alignment film caused by columnar spacers. This innovative liquid crystal display device includes a TFT substrate with scanning lines and picture signal lines, a pixel electrode, and a common electrode with an insulating film separating the two. Furthermore, it features a counter substrate equipped with a spacer, with liquid crystal sandwiched between the substrates. Another significant patent highlights a new display device design that incorporates a semiconductor layer and various insulating films, ensuring efficient alignment and electrical connection between critical components.

Career Highlights

Miyamoto is currently associated with Japan Display Inc., a company that specializes in developing cutting-edge display technologies. His career is marked by a series of successful innovations that have improved the performance, durability, and overall functionality of liquid crystal displays. His work has not only advanced the technology within the industry but has also influenced future research and development in this essential area.

Collaborations

Throughout his career, Motoharu Miyamoto has collaborated with talented colleagues such as Takahiro Ochiai and Masahiro Hoshiba. These partnerships have yielded numerous advancements in display technology, as they bring together diverse expertise and a shared commitment to innovation. Their collaborative efforts continue to push the boundaries of what is possible in liquid crystal display technology.

Conclusion

Motoharu Miyamoto stands out as a key figure in the realm of liquid crystal display innovations. His extensive patent portfolio and contributions to Japan Display Inc. demonstrate his dedication to advancing technology in this critical field. As the world increasingly relies on high-quality display devices, inventors like Miyamoto play an essential role in shaping the future of visual 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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