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For the Inventor, By the Inventor

Matsubara, Japan

Hiroyuki Kataoka

This inventor holds 4 USPTO granted patents. Top assignee: Osaka Yuki Kagaku Kogyo Kabushiki Kaisha. Active years: 1988-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Kataoka. Retrieved from https://idiyas.com/inventor/hiroyuki-kataoka-jo4nn3c7

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

Calculating rank
USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 4.4

ph-index = 3

Forward Citations = 53(Granted Patents)


Location History:

  • Osaka, JP (1988)
  • Matsubara, JP (1991 - 1992)

Company Filing History:

goldMedal4 out of 12 
 
Osaka Yuki Kagaku Kogyo Kabushiki Kaisha
 patents

Years Active: 1988-1992

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4 patents (USPTO):Explore Patents
1. 5093410 - Method for production of inclusion water for hardening gypsum, method (1992-03-03),
2. 5041475 - Method for production of inclusion water for hardening gypsum, method (1991-08-20),
3. 4988390 - Method for production of inclusion water for hardening gypsum, method (1991-01-29),
4. 4735987 - Method for manufacture of high-expansion type absorbent polymer (1988-04-05),

Title: Hiroyuki Kataoka: Innovator in Gypsum Production

Introduction

Hiroyuki Kataoka is a notable inventor based in Matsubara, Japan. He has made significant contributions to the field of gypsum production, holding a total of 4 patents. His innovative methods have advanced the capabilities of gypsum materials, making them stronger and more efficient for various applications.

Latest Patents

Kataoka's latest patents include a method for the production of inclusion water for hardening gypsum. This method involves creating a shaped article of gypsum that possesses previously unattainable high strength. Additionally, he has developed a method for the production of the shaped article itself, as well as a method for producing inclusion water that is essential for the hydration process during the hardening of gypsum.

Career Highlights

Hiroyuki Kataoka is associated with Osaka Yuki Kagaku Kogyo Kabushiki Kaisha, where he has been instrumental in driving innovation in gypsum technology. His work has not only enhanced the strength of gypsum products but has also improved the overall production process.

Collaborations

Kataoka has collaborated with notable coworkers such as Taiji Kambayashi and Chuzo Kato. Their combined expertise has contributed to the successful development of innovative methods in gypsum production.

Conclusion

Hiroyuki Kataoka's contributions to gypsum production through his patents and collaborative efforts highlight his role as a key innovator in the field. His work continues to influence the industry and pave the way for future advancements.

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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