Kanagawa, Japan

Yukio Kokuzawa

This inventor holds 5 USPTO granted patents. Top assignees: Mitsubishi Gas Chemical Company, Inc., Japan Acryace Corporation, Arisawa Mfg. Co., Ltd.. Active years: 1997-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukio Kokuzawa. Retrieved from https://idiyas.com/inventor/yukio-kokuzawa

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


% Patents Active = 40.0

Average Co-Inventor Count = 2.7

ph-index = 2

Forward Citations = 6(Granted Patents)


Location History:

  • Hiratsuka, JP (1997 - 2001)
  • Kanagawa, JP (2007 - 2009)

Company Filing History:


Years Active: 1997-2009

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5 patents (USPTO):Explore Patents

Title: Yukio Kokuzawa: Innovator in Plastic Technology

Introduction

Yukio Kokuzawa is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of plastic technology, holding a total of 5 patents. His innovative work focuses on enhancing the properties of plastic materials for various applications.

Latest Patents

Kokuzawa's latest patents include a highly diffusing plastic sheet designed for optimal light transmission. This plastic sheet has a thickness ranging from 1 to 5 mm, a haze of 80% or more, and a total light transmittance of 80% or more. It features at least one diffuser layer A and two or more diffuser layers B, with the option of including a diffusing agent-free layer C. The construction of these layers involves specific materials that enhance their light-diffusing capabilities.

Another significant patent is for lens sheets intended for rear projection screens. This invention includes a plastic substrate with a lens element, designed to function as either a Fresnel lens sheet or a lenticular lens sheet. The substrate is composed of multiple layers, each engineered to optimize water absorptivity and overall performance.

Career Highlights

Throughout his career, Yukio Kokuzawa has worked with prominent companies such as Mitsubishi Gas Chemical Company, Inc. and Japan Acryace Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in plastic technology.

Collaborations

Kokuzawa has collaborated with talented individuals in his field, including Katsuyuki Murai and Shinpei Arita. These partnerships have fostered a creative environment that has led to the development of advanced plastic solutions.

Conclusion

Yukio Kokuzawa's contributions to plastic technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, showcasing the importance of innovation in material science.

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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