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For the Inventor, By the Inventor

Tochigi, Japan

Tokuo Tsuura

This inventor holds 19 USPTO granted patents and 1 published patent application and 2 EPO patents, primarily in Pulp Molding Technology. Top assignees: Kao Corporation, Kao Quaker Co., Ltd.. Active years: 2002-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tokuo Tsuura. Retrieved from https://idiyas.com/inventor/tokuo-tsuura

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

USPTO Granted Patents = 19 

% Patents Active = 73.7

 

Average Co-Inventor Count = 5.0

ph-index = 7

Forward Citations = 156(Granted Patents)


Location History:

  • Tochigi-ken, JP (2002 - 2003)
  • Haga-gun, JP (2003 - 2009)
  • Tochigi, JP (2002 - 2012)
  • Tokyo, JP (2014)

Company Filing History:

goldMedal19 out of 3,678 
 
Kao Corporation
 patents
silverMedal1 out of 2 
 
Kao Quaker Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 2002-2026

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Areas of Expertise:
Pulp Molding
Casting Manufacturing
Molded Articles
Hollow Fiber
Impurity Removal
Production Method
Papermaking Technique
Pulp Moldings
Fiber Molding
Molten Metal
Manufacturing Device
Formed Body
19 patents (USPTO):Explore Patents
1. D1126370 - Structure for casting manufacturing (2026-05-12),
2. 8656982 - Part for removing impurities from a molten metal (2014-02-25),
3. 8118974 - Structure for producing castings (2012-02-21),
4. 7815774 - Elements made by paper-making technique for the production of molded articles and production method thereof (2010-10-19),
5. 7503999 - Member for producing castings (2009-03-17),
6. 7370788 - Formed body (2008-05-13),
7. 7297232 - Production method and device for fiber molding (2007-11-20),
8. 7067041 - Method of producing pulp moldings (2006-06-27),
9. 6994772 - Method of manufacturing hollow fiber formed body, fiber formed hollow body, and device for manufacturing the hollow fiber formed body (2006-02-07),
10. 6899793 - Method of manufacturing pulp mold formed body (2005-05-31),
11. 6860461 - Mold for papermaking (2005-03-01),
12. 6841041 - Method for producing pulp molded article (2005-01-11),
13. 6830658 - Method for producing pulp molded article (2004-12-14),
14. 6645348 - Method for producing pulp molded article (2003-11-11),
15. 6605187 - Method for producing pulp molded article (2003-08-12),

Title: Tokuo Tsuura: Innovator in Metal Processing Technologies

Introduction

Tokuo Tsuura is a prominent inventor based in Tochigi, Japan. He has made significant contributions to the field of metal processing, holding a total of 18 patents. His innovative work focuses on improving the quality and efficiency of casting processes.

Latest Patents

Among his latest patents is a part for removing impurities from molten metal. This invention features a filter holder made from a combination of organic fiber, inorganic fiber, and thermosetting resin, along with a heat-resistant filter integrated into the mold's runner. Another notable patent is a structure for producing castings, which incorporates organic fiber, carbon fiber, inorganic particles, and various thermosetting resins, including phenol resin, epoxy resin, and furan resin.

Career Highlights

Tokuo Tsuura is currently associated with Kao Corporation, where he continues to develop innovative solutions in metal processing. His work has been instrumental in advancing technologies that enhance the quality of cast metals.

Collaborations

Tokuo has collaborated with notable colleagues, including Kenichi Otani and Yoshiaki Kumamoto, contributing to various projects that push the boundaries of metal processing technology.

Conclusion

Tokuo Tsuura's contributions to the field of metal processing through his patents and collaborations highlight his role as a key innovator. His work continues to influence the industry and improve manufacturing processes.

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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