Tokyo, Japan

Yukiyoshi Tsunoda

This inventor holds 2 USPTO granted patents. Top assignees: Seiko Instruments & Electronics Ltd., Seiko Instruments Inc. Active years: 1986-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukiyoshi Tsunoda. Retrieved from https://idiyas.com/inventor/yukiyoshi-tsunoda

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 = 2.9

ph-index = 2

Forward Citations = 47(Granted Patents)


Company Filing History:


Years Active: 1986-1990

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2 patents (USPTO):Explore Patents

Title: The Innovations of Yukiyoshi Tsunoda

Introduction

Yukiyoshi Tsunoda is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of electro-optical devices. With a total of 2 patents, his work has had a considerable impact on display technology.

Latest Patents

Tsunoda's latest patents include an "Electrode substrate for electro-optical device" and a "Color liquid crystal display device having multicolor polarizers." The first patent describes an electrode substrate designed for electro-optical devices, such as liquid crystal displays (LCDs). This substrate features a color filter and an electrically conductive coating organic film. The second patent outlines a liquid crystal display device that incorporates a multicolor polarizer. This device consists of a first display of twisted-nematic (TN) or guest-host (GH) type, positioned in front of a second TN-type LCD. The multicolor polarizer is composed of two layers with multiple picture elements, where the color polarizers of one layer have different wavelength regions and absorption axes that are perpendicular to the polarizer elements of the other layer.

Career Highlights

Throughout his career, Tsunoda has worked with prominent companies, including Seiko Instruments & Electronics Ltd. and Seiko Instruments Inc. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the field of display technology.

Collaborations

Tsunoda has collaborated with notable coworkers such as Tohru Sakai and Hitoshi Kamamori. Their joint efforts have further advanced the development of electro-optical devices.

Conclusion

Yukiyoshi Tsunoda's contributions to the field of electro-optical devices are noteworthy. His innovative patents and collaborations have significantly influenced display technology. His work continues to inspire advancements in this dynamic 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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