Tokyo, Japan

Hiroshi Tokuyama

This inventor holds 4 USPTO granted patents. Top assignee: Japan Display Inc.. Active years: 2016-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Tokuyama. Retrieved from https://idiyas.com/inventor/hiroshi-tokuyama-gfslm0r5

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

Calculating rank

% Patents Active = 75.0

Average Co-Inventor Count = 1.3

ph-index = 2

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 2016-2017

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4 patents (USPTO):Explore Patents

Title: Hiroshi Tokuyama: Innovator in Liquid Crystal Display Technology

Introduction

Hiroshi Tokuyama is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of liquid crystal display (LCD) technology. With a total of 4 patents to his name, Tokuyama continues to push the boundaries of innovation in display devices.

Latest Patents

Tokuyama's latest patents include a liquid crystal display device designed for improved heat dissipation. This innovative device features a display panel with a light source substrate and a heat sink. The light source substrate is positioned in a rearward direction opposite to the display panel's direction. It includes a light source that illuminates the display panel. The heat sink is strategically placed behind the light source substrate to dissipate heat generated during operation. The design incorporates a bottom surface with multiple slits into which the fins of the heat sink are inserted, enhancing the overall efficiency of heat dissipation.

Another notable patent by Tokuyama is a liquid crystal display device that boasts an improved heat dissipation structure. Similar to his previous invention, this device includes a display panel, light source substrate, and heat sink. The arrangement of components is designed to optimize heat management, ensuring the longevity and performance of the display device.

Career Highlights

Hiroshi Tokuyama has established himself as a key figure in the LCD industry. His work at Japan Display Inc. has been instrumental in advancing display technology. His innovative designs and patents have contributed to the development of more efficient and effective display devices.

Collaborations

Tokuyama collaborates with fellow inventor Norihiro Nakamura, working together to enhance the capabilities of liquid crystal display technology. Their combined expertise has led to significant advancements in the field.

Conclusion

Hiroshi Tokuyama's contributions to liquid crystal display technology are noteworthy. His innovative patents and collaborative efforts continue to shape the future of display devices. His work exemplifies the spirit of innovation in the technology sector.

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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