Urawa, Japan

Masanao Ohzeki

This inventor holds 1 USPTO granted patent. Top assignees: Dainippon Ink and Chemicals, Incorporated, Kawamura Institute of Chemical Research. Active years: 1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masanao Ohzeki. Retrieved from https://idiyas.com/inventor/masanao-ohzeki

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 = 9.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1977

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1 patent (USPTO):Explore Patents

Title: Masanao Ohzeki: Innovator in Nematic Liquid Crystals

Introduction

Masanao Ohzeki, an accomplished inventor based in Urawa, Japan, has made significant contributions to the field of liquid crystal technology. He holds a notable patent that showcases his innovative approach to developing nematic liquid crystal compositions.

Latest Patents

Ohzeki's patent focuses on a nematic liquid crystal composition, which comprises a combination of various chemical compounds. The composition includes (I) 4-n-valeryloxy-4'-cyanobiphenyl, (II) 4-n-caproyloxy-4'-cyanobiphenyl, and (III) 4'-cyanophenyl-4-n-heptylbenzoate. Additionally, it incorporates either (IV) 4'-cyanophenyl-4-n-butylbenzoate or (V) 4'-cyanophenyl-4-n-nonylbenzoate. This innovative composition showcases a crystal-nematic transition temperature ranging from -40°C to -20°C and a nematic-isotropic transition temperature of 50°C to 65°C.

Career Highlights

Masanao Ohzeki has worked with reputable companies, including Dainippon Ink and Chemicals Incorporated and Kawamura Institute of Chemical Research. His tenure at these organizations has provided him with valuable experience and exposure in the field of chemical research and development.

Collaborations

Throughout his career, Ohzeki has collaborated with talented individuals, including colleagues Yoshi Arai and Kazuo Kimura. These partnerships have fostered a creative environment for innovation and have contributed to advancements in liquid crystal technology.

Conclusion

Masanao Ohzeki's contributions to the field of nematic liquid crystals reflect his dedication to innovation and research. His patent serves as a testament to his expertise and creativity, solidifying his role as an influential inventor in the industry.

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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