Kasukabe, Japan

Yukio Okubo

This inventor holds 1 USPTO granted patent. Top assignee: Shigematsu Works Co., Ltd.. Active years: 1985.

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

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 = 19(Granted Patents)


Company Filing History:


Years Active: 1985

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1 patent (USPTO):Explore Patents

Title: Innovations by Yukio Okubo

Introduction

Yukio Okubo is a notable inventor based in Kasukabe, Japan. He has made significant contributions to the field of filtration technology, particularly in the design of masks. His innovative approach has led to the development of a unique mask that enhances user safety and comfort.

Latest Patents

Yukio Okubo holds a patent for a mask that features an enclosure of an intake filtration chamber, which is partly or totally formed of a filtration medium. This design eliminates the need for a separate filtration medium within the intake filtration chamber for replacement. The entire intake filtration chamber can be replaced, making maintenance easier. This invention results in a mask that is compact, has low intake resistance, and minimizes the risk of contaminated air flow.

Career Highlights

Okubo is associated with Shigematsu Works Co., Ltd., a company known for its advancements in protective equipment. His work has contributed to the company's reputation for innovation in safety gear.

Collaborations

Yukio Okubo has collaborated with notable colleagues, including Kaisaburo Shigematsu and Nobuo Shigematsu. Their combined efforts have furthered the development of effective filtration technologies.

Conclusion

Yukio Okubo's innovative contributions to mask design demonstrate his commitment to enhancing safety and comfort in protective equipment. His work continues to influence the industry positively.

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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