% Expired Patents = 37.5

CIPO Patents = 1

EPO Patents = 4

Forward Citations = 35

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26 inventors (with patents filed for the assignee):

Masataka Shimizu (4 out of 7 patents)

Tadao Nakashima (3 out of 6 patents)

Kenji Yamamoto (2 out of 2 patents)

4. Miho Sakai (2 out of 2 patents)

5. Kiyoshi Torigoe (2 out of 3 patents)

6. Yuka Fujito (1 out of 11 patents)

7. Hirohito Tsubouchi (1 out of 5 patents)

8. Shingo Hamayama (1 out of 1 patent)

9. Kazuhiro Morishita (1 out of 5 patents)

10. Shingo Nakahata (1 out of 1 patent)

11. Makoto Hamasaki (1 out of 1 patent)

12. Masahiko Takeshita (1 out of 1 patent)

13. Hirofumi Uto (1 out of 2 patents)

14. Hiroaki Kataoka (1 out of 2 patents)

15. Takanori Kai (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 12111296 - Analysis assistance device, analysis assistance method, non-transitory computer readable medium storing analysis assistance program and analysis system (2024-10-08),

2. 10441935 - Method of producing nanoparticle-in-oil dispersion (2019-10-15),

3. 9023343 - Phosphorylation-inhibiting agent or dephosphorylating agent for PTEN (2015-05-05),

4. 8846751 - Agent for inhibiting production of hepatitis C virus and its use (2014-09-30),

5. 7976608 - Method and apparatus for manufacturing low melting point metal fine particles (2011-07-12),

6. 7591452 - Method for producing monodisperse bubbles (2009-09-22),

7. 7291200 - Monodisperse spherical metal particles and manufacturing method therefor (2007-11-06),

8. 4657875 - Articles of porous glass and process for preparing the same (1987-04-14),

Company Overview

Miyazaki Prefecture is located on the eastern coast of Kyushu Island in Japan. It is known for its stunning natural beauty, including lush forests, pristine beaches, and scenic mountains. The prefecture is also famous for its agricultural products, such as juicy mangoes and high-quality beef. Miyazaki is a popular destination for outdoor enthusiasts, offering hiking, surfing, and hot springs. The prefecture is also home to several cultural attractions, such as ancient shrines and traditional arts. Visit the official website to learn more about Miyazaki Prefecture.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#8 in Miyazaki

#5,045 in Japan

Miyazaki, Japan

Miyazaki Prefecture

Forward Citations = 35

26 inventors:

Masataka Shimizu (4 out of 7 patents)

Tadao Nakashima (3 out of 6 patents)

Kenji Yamamoto (2 out of 2 patents)

4. Miho Sakai (2 out of 2 patents)

5. Kiyoshi Torigoe (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Miyazaki Prefecture. Retrieved from https://idiyas.com/company/miyazaki-prefecture

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

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]

1 patent (CIPO):

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]

4 patents (EPO):

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]