Joetsu, Japan

Yoshikazu Umezawa

This inventor holds 1 USPTO granted patent. Top assignee: Arisawa Mfg. Co., Ltd.. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikazu Umezawa. Retrieved from https://idiyas.com/inventor/yoshikazu-umezawa

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 = 3.0

ph-index = 1

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: Innovations by Yoshikazu Umezawa

Introduction

Yoshikazu Umezawa is a notable inventor based in Joetsu, Japan. He has made significant contributions to the field of liquid crystal projection technology. His innovative work has led to the development of a unique reflective screen designed specifically for use in aircraft.

Latest Patents

Umezawa holds a patent for a reflective screen for a liquid crystal projector. This invention aims to improve non-flammability in aircraft displays. The patent describes a reflective screen that incorporates an antireflective member on the top surface of a polarizing film, which is adhered using a urethane resin system adhesive. Additionally, a reflective member is applied to the bottom surface of the polarizing film through an acrylic resin system pressure-sensitive adhesive. This innovative design enhances safety and performance in aviation technology.

Career Highlights

Yoshikazu Umezawa is associated with Arisawa Mfg. Co., Ltd., where he has been instrumental in advancing projection technology. His work has not only contributed to the company's reputation but has also set new standards in the industry. Umezawa's dedication to innovation is evident in his patent and the impact it has on liquid crystal projectors.

Collaborations

Umezawa has collaborated with talented individuals such as Masatoshi Niwa and Hajime Maruta. Their combined expertise has fostered an environment of creativity and innovation, leading to advancements in their respective fields.

Conclusion

Yoshikazu Umezawa's contributions to liquid crystal projection technology exemplify the spirit of innovation. His patent for a reflective screen demonstrates a commitment to enhancing safety in aviation. Umezawa's work continues to influence the industry and inspire future advancements.

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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