Tokyo, Japan

Hiroaki Ishii

This inventor holds 27 USPTO granted patents and 1 published patent application, primarily in Display Technology. Top assignees: Joled Inc., Canon Kabushiki Kaisha, Nec Corporation. Active years: 1989-2025.

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

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

USPTO Granted Patents = 27 

% Patents Active = 77.8

Average Co-Inventor Count = 1.5

ph-index = 6

Forward Citations = 104(Granted Patents)


Company Filing History:


Years Active: 1989-2025

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Areas of Expertise:
Control Device
Display Apparatus
Luminance Control
Driving Method
Semiconductor Device
Image Processing
Magnetic Tape Library
Image Density Processor
Material Conveyance
Printing Management
27 patents (USPTO):Explore Patents

Title: Hiroaki Ishii: Innovator and Patent Holder in Display Technology

Introduction

Hiroaki Ishii is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of display technology. With a remarkable portfolio that includes 27 patents, Ishii has made strides in creating innovative solutions for controlling display apparatuses, enhancing the visual experience in various applications.

Latest Patents

Hiroaki Ishii's latest patents focus on advanced control devices and methods designed for display panels. One notable invention is a control device that adapts to variable frame periods, ensuring the accurate display of images even when those periods are unknown beforehand. This invention incorporates a signal processor that outputs video signals on a subframe-period basis, allowing for dynamic adjustments in the display according to the frame period needs. Additionally, the control device enhances image display by managing added periods to ensure seamless visual output.

Career Highlights

Throughout his career, Hiroaki Ishii has worked with renowned companies, including Joled Inc. and Canon. His tenure at these organizations has allowed him to apply his inventive skills in developing cutting-edge technologies that impact the way displays operate and perform.

Collaborations

Ishii's work has brought him into collaboration with notable individuals in the field, such as Masafumi Wataya and Yukio Sato. Their combined expertise has contributed to the successful development and implementation of innovative technologies in the display sector.

Conclusion

Hiroaki Ishii's contributions to the realm of display technology underscore his role as a vital innovator. His extensive patent portfolio reflects his dedication to enhancing visual technologies, making a lasting impact on the industry. As he continues to explore new frontiers in innovation, Ishii remains a figure to watch in the evolving landscape of 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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