Forward Citations = 27

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5 inventors (with patents filed for the assignee):

Shingo Katayama (2 out of 2 patents)

Masahiro Sekine (2 out of 2 patents)

Yasufumi Otsubo (1 out of 13 patents)

4. Masahiko Okuyama (1 out of 1 patent)

5. Chihiro Sakurai (1 out of 2 patents)

3 patents: Sort by Forward Citations

1. 5294426 - Electrorheological fluid compositions (1994-03-15),

2. 5238625 - Process for preparing zirconia sols and/or zirconia forms (1993-08-24),

3. 5114887 - Process for preparing oxynitride ceramic fibers (1992-05-19),

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USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#76 in Fukuoka

#8,932 in Japan

Fukuoka, Japan

Colloid Research Institute

Forward Citations = 27

5 inventors:

Shingo Katayama (2 out of 2 patents)

Masahiro Sekine (2 out of 2 patents)

Yasufumi Otsubo (1 out of 13 patents)

4. Masahiko Okuyama (1 out of 1 patent)

5. Chihiro Sakurai (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Colloid Research Institute. Retrieved from https://idiyas.com/company/colloid-research-institute

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]