Sayama, Japan

Hidemasa Yamaguchi

This inventor holds 4 USPTO granted patents. Top assignee: Hoechst Aktiengesellschaft. Active years: 1998-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hidemasa Yamaguchi. Retrieved from https://idiyas.com/inventor/hidemasa-yamaguchi-05prq9pk

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.9

ph-index = 3

Forward Citations = 21(Granted Patents)


Company Filing History:


Years Active: 1998-1999

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4 patents (USPTO):Explore Patents

Title: Innovator Hidemasa Yamaguchi: Pioneering Advances in Ferroelectric Liquid Crystal Technology

Introduction: Hidemasa Yamaguchi, an esteemed inventor residing in Sayama, Japan, has made significant contributions to the field of liquid crystal technology. With a total of four patents to his name, his work focuses on enhancing the performance and efficiency of ferroelectric liquid crystal display devices.

Latest Patents: Among his latest innovations, Yamaguchi developed a groundbreaking process for producing ferroelectric liquid crystal devices. This improved method ensures defect-free and uniform liquid crystal alignment, crucial for manufacturing high-quality displays. Furthermore, he introduced a process for producing a ferroelectric liquid crystal display device incorporating a liquid crystal that exhibits both N* and SmC* phases. His techniques include aligning the liquid crystal through controlled cooling and heating, as well as applying an electric field during the N* phase. Additionally, he designed a liquid crystal display device featuring an innovative alignment layer that enables multiple alignment states, resulting in better contrast and reduced dependency on viewing angles.

Career Highlights: Yamaguchi's career is marked by his association with Hoechst Aktiengesellschaft, where he has demonstrated remarkable ingenuity in liquid crystal technology. His inventive approaches have earned him a reputation for excellence and innovation within the industry.

Collaborations: Throughout his journey, Yamaguchi has collaborated with talented individuals such as Fumie Nozawa and Masami Ubukata. These partnerships reflect a shared commitment to pushing the boundaries of liquid crystal technology and enhancing display solutions.

Conclusion: Hidemasa Yamaguchi's contributions to the field of ferroelectric liquid crystal devices underscore his status as a leading inventor in the industry. His latest patents reveal a dedication to innovation that will likely continue to influence advancements in display technology for years to come.

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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