Sakai, Japan

Toshikazu Tsujino

This inventor holds 1 USPTO granted patent. Top assignee: Sanyo Electric Co., Ltd.. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshikazu Tsujino. Retrieved from https://idiyas.com/inventor/toshikazu-tsujino

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 = 7.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: The Innovations of Toshikazu Tsujino: Pioneer in Liquid Crystal Technology

Introduction: Toshikazu Tsujino, a notable inventor based in Sakai, Japan, has made significant contributions to the field of liquid crystal technology. With a focus on developing efficient and innovative solutions, Tsujino holds a patent that stands as a testament to his inventive capabilities and dedication to advancing technology.

Latest Patents: Tsujino's most recent patent is for a liquid crystal chopper and infrared sensor. This invention includes a pair of electrically conductive substrates, a spacer to maintain a defined space, and a DSM type liquid crystal enclosed within this space, exhibiting a dielectric anisotropy ranging from -0.5 and not exceeding 0. The infrared sensor utilizing this liquid crystal chopper serves as a chopper mechanism, effectively and intermittently interrupting infrared rays that incident upon a pyroelectric element. This design allows for a shorter response time and reduced power consumption, showcasing Tsujino's innovative approach to enhancing sensor performance.

Career Highlights: Tsujino has developed a notable career at Sanyo Electric Co., Ltd., where he has applied his knowledge and skills in liquid crystal technology. His proven track record reflects his commitment to research and development, driving forward advancements that contribute to the company’s success.

Collaborations: Throughout his career, Tsujino has worked alongside skilled professionals such as Masakazu Sakata and Kenichi Shibata. These collaborations have fostered a productive atmosphere that encourages innovation and the successful execution of inventive projects within Sanyo Electric Co., Ltd.

Conclusion: Toshikazu Tsujino's contributions to the field of liquid crystal technology exemplify the spirit of innovation that drives progress in the engineering and technology sectors. His patented advancements not only highlight his capabilities as an inventor but also enhance the functionality and efficiency of modern infrared sensing applications, marking him as a significant figure in this specialized area.

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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