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For the Inventor, By the Inventor

Tsukuba, Japan

Hiroshi Sakaguchi

This inventor holds 5 USPTO granted patents. Top assignees: Agency of Industrial Science and Technology, Other. Active years: 1982-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Sakaguchi. Retrieved from https://idiyas.com/inventor/hiroshi-sakaguchi-eletvz0v

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

USPTO Granted Patents = 5

% Patents Active = 60.0

Average Co-Inventor Count = 2.5

ph-index = 1

Forward Citations = 4(Granted Patents)


Location History:

  • Bunkyo-ku, Tokyo, JP (1982)
  • Tsukuba, JP (2002 - 2004)

Company Filing History:

goldMedal2 out of 1,430 
 
Agency of Industrial Science and Technology
 patents
silverMedal3 out of 834,513 
Other
 patents

Years Active: 1982-2004

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5 patents (USPTO):Explore Patents
1. 6797846 - Fibrous crystal aggregates, preparation method thereof and use thereof (2004-09-28),
2. 6776821 - Fixing material for gaseous hydrocarbon and use thereof, and method for solidifying hydrocarbon (2004-08-17),
3. 6570045 - Methods of solidifying low-boiling-point hydrocarbon and handling the same, and regeneration thereof (2003-05-27),
4. 6417415 - Methods of solidifying low-boiling-point hydrocarbon and handling the same, and regeneration thereof (2002-07-09),
5. 4331765 - Method of deodorizing Houttuynia cordata Thunb (1982-05-25),

Title: Hiroshi Sakaguchi: Innovator in Crystal Aggregate Technologies

Introduction

Hiroshi Sakaguchi is a notable inventor based in Tsukuba, Japan. He has made significant contributions to the field of materials science, particularly in the development of fibrous crystal aggregates. With a total of 5 patents to his name, his work has implications for various industries, including oil recovery and waste management.

Latest Patents

Sakaguchi's latest patents include innovative methods and materials related to fibrous crystal aggregates. One of his key inventions is a crystal substance formed by precipitating fibrous aggregates through a specific process involving metal aliphatic carboxylates. This method not only allows for the preparation of fibrous crystal aggregates but also provides materials for recovering flowing oil and solidifying liquid hydrocarbons, waste tempura oil, and edible oil. Additionally, he has developed a fixing material for gaseous hydrocarbons, which utilizes these fibrous crystal aggregates to adsorb and solidify gaseous hydrocarbons effectively.

Career Highlights

Throughout his career, Sakaguchi has worked with various organizations, including the Agency of Industrial Science and Technology. His research and innovations have positioned him as a key figure in the advancement of materials that address environmental challenges and improve industrial processes.

Collaborations

Sakaguchi has collaborated with notable colleagues such as Tomokazu Yoshimura and Rumiana Tzoneva. These partnerships have contributed to the development and refinement of his innovative technologies.

Conclusion

Hiroshi Sakaguchi's work in the field of fibrous crystal aggregates showcases his commitment to innovation and environmental sustainability. His patents reflect a deep understanding of materials science and its applications in real-world scenarios.

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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