Chiba, Japan

Heiichi Unozawa

This inventor holds 3 USPTO granted patents. Top assignees: Ferrotec Corporation, Other. Active years: 2001-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Heiichi Unozawa. Retrieved from https://idiyas.com/inventor/heiichi-unozawa

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


% Patents Active = 66.7

Average Co-Inventor Count = 2.3

ph-index = 2

Forward Citations = 29(Granted Patents)


Location History:

  • Chiba, JP (2001)
  • Nosaka-machi, JP (2011)

Company Filing History:


Years Active: 2001-2011

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3 patents (USPTO):Explore Patents

Title: Biography of Heiichi Unozawa

Introduction

Heiichi Unozawa is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of dynamic pressure bearings and sealing devices, holding a total of three patents. His innovative work has advanced the technology used in various mechanical applications.

Latest Patents

Unozawa's latest patents include a dynamic pressure bearing and a magnetic fluid sealing device. The dynamic pressure bearing patent describes a method to prevent the leaking and splashing of magnetic fluid during rotation, thereby extending the service life of the bearing. The magnetic fluid sealing device retains ferrofluid between a shaft and pole pieces, effectively preventing splashing and prolonging its operational lifetime.

Career Highlights

Throughout his career, Unozawa has worked with Ferrotec Corporation, where he applied his expertise in developing advanced mechanical systems. His work has been instrumental in enhancing the performance and reliability of various products.

Collaborations

He has collaborated with notable colleagues such as Akira Yamamura and Noboru Yamazumi. Their combined efforts have contributed to the successful development of innovative technologies in their field.

Conclusion

Heiichi Unozawa's contributions to the field of engineering and technology are commendable. His patents reflect a deep understanding of mechanical systems and a commitment to innovation. His work continues to influence advancements in dynamic pressure bearings and sealing devices.

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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