Saitama, Japan

Hidetoshi Nagasawa

This inventor holds 1 USPTO granted patent. Top assignee: Shigematsu Works Co., Ltd.. Active years: 2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hidetoshi Nagasawa. Retrieved from https://idiyas.com/inventor/hidetoshi-nagasawa

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

Calculating rank

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 20(Granted Patents)


Company Filing History:


Years Active: 2008

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1 patent (USPTO):Explore Patents

Title: Hidetoshi Nagasawa – Innovator of the Powered Respirator

Introduction: Hidetoshi Nagasawa is a notable inventor based in Saitama, Japan, recognized for his contributions to respiratory technology. With a single but impactful patent to his name, Nagasawa's work addresses critical needs in health and safety.

Latest Patents: Nagasawa's patent, titled "Powered Respirator," encompasses an advanced design for respiratory aids. This innovative device features an air supplying unit equipped with a filter and a facepiece. Notably, it incorporates an electric fan, a motor, and a battery within the air supplying unit, enhancing the efficiency and usability of the respirator in various environments.

Career Highlights: Hidetoshi Nagasawa has made significant strides in his career while working at Shigematsu Works Co., Ltd. His dedication to innovation in respiratory equipment showcases his commitment to improving user safety and comfort.

Collaborations: Throughout his career, Nagasawa has collaborated with talented individuals such as Naoto Tanizawa and Hiroyuki Ide. Their combined expertise contributes to the development of advanced technologies and products, further amplifying the impact of their work in the industry.

Conclusion: In summary, Hidetoshi Nagasawa stands out as an inventor whose powered respirator embodies innovative solutions for respiratory challenges. His contributions at Shigematsu Works Co., Ltd. and collaborations with esteemed coworkers reflect a commitment to enhancing health and safety through cutting-edge technology.

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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