Tokyo, Japan

Masaaki Tagushi

This inventor holds 1 USPTO granted patent. Top assignee: Seiko Instruments Inc. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaaki Tagushi. Retrieved from https://idiyas.com/inventor/masaaki-tagushi

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 = 3.0

ph-index = 1

Forward Citations = 69(Granted Patents)


Company Filing History:


Years Active: 1987

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1 patent (USPTO):Explore Patents

Title: Masaaki Tagushi: Innovator in Ferroelectric Liquid Crystal Technology

Introduction

Masaaki Tagushi is a prominent inventor based in Tokyo, Japan. He is known for his significant contributions to the field of liquid crystal display technology. His innovative work has led to the development of advanced display devices that utilize ferroelectric liquid crystals.

Latest Patents

Masaaki Tagushi holds a patent for a "Ferroelectric liquid crystal display device having an A.C. holding." This invention involves a liquid crystal display device that utilizes a ferroelectric liquid crystal, specifically a chiral smectic liquid crystal. The device is designed to establish two bi-stable display states and is driven in a time-sharing mode. The transition between these bi-stable states is achieved by applying a selected voltage to the ferroelectric liquid crystal. Once the display state is changed, it is maintained by applying an A.C. pulse voltage. This innovative approach enhances the performance and efficiency of liquid crystal displays.

Career Highlights

Masaaki Tagushi is associated with Seiko Instruments Inc., where he has made significant strides in display technology. His work has not only contributed to the advancement of liquid crystal displays but has also positioned his company as a leader in the industry.

Collaborations

Masaaki has collaborated with notable colleagues, including Takamasa Harada and Koji Iwasa. Their combined expertise has fostered innovation and development in the field of liquid crystal technology.

Conclusion

Masaaki Tagushi's contributions to ferroelectric liquid crystal technology have made a lasting impact on the display industry. His innovative patent and collaboration with esteemed colleagues highlight his role as a key figure in 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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