Nagaoka, Japan

Masashi Sato

This inventor holds 4 USPTO granted patents and 3 published patent applications and 2 EPO patents. Top assignees: Hokuetsu Paper Mills, Ltd., Hokuetsu Corporation, Hokuetsu Kishu Paper Co., Ltd.. Active years: 2005-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masashi Sato. Retrieved from https://idiyas.com/inventor/masashi-sato-3uuk41ax

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

USPTO Granted Patents = 4 

% Patents Active = 75.0

 

Average Co-Inventor Count = 2.4

ph-index = 2

Forward Citations = 30(Granted Patents)


Company Filing History:


Years Active: 2005-2026

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4 patents (USPTO):Explore Patents

Title: Masashi Sato: Innovator in Air Filter Technology

Introduction

Masashi Sato is a notable inventor based in Nagaoka, Japan. He has made significant contributions to the field of air filter technology, holding a total of 4 patents. His innovative work focuses on improving air filtration systems, which are essential for various applications, including air conditioning and semiconductor manufacturing.

Latest Patents

Masashi Sato's latest patents include a filter material for air filters and a method for manufacturing the same. This filter media boasts a PF value higher than ever, composed of wet-laid nonwoven fabric containing glass fibers with an average diameter of less than 1 micron and a binder fiber. The fabric incorporates a fluorine resin and a surfactant, while minimizing the use of resin binders. Another significant patent is the filter material take-up product for air filters, designed to prevent secondary contamination by outgassing during transport or storage. This product is produced by wrapping the filter material with a film made from phenolic compounds, carboxylate esters, phosphate esters, or cyclic siloxanes, ensuring minimal outgas generation.

Career Highlights

Throughout his career, Masashi Sato has worked with reputable companies such as Hokuetsu Paper Mills, Ltd. and Hokuetsu Kishu Paper Co., Ltd. His experience in these organizations has allowed him to refine his expertise in air filtration technologies and contribute to advancements in the industry.

Collaborations

Masashi Sato has collaborated with notable coworkers, including Toshihiko Soyama and Hiroyuki Yamamoto. Their combined efforts have led to innovative solutions in air filter technology.

Conclusion

Masashi Sato's contributions to air filter technology through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to impact various industries, ensuring cleaner air and improved filtration systems.

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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