% Expired Patents = 100.0

Forward Citations = 2

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8 inventors (with patents filed for the assignee):

Yu Jau Chen (2 out of 22 patents)

Masami Suzuki (2 out of 35 patents)

Koichi Matsubara (2 out of 8 patents)

4. Etsuko Fujii (2 out of 2 patents)

5. Juliana Sim (2 out of 2 patents)

6. Masayuki Tsuchiya (2 out of 49 patents)

7. Miho Watanabe (2 out of 36 patents)

8. Kenji Yoshida (2 out of 9 patents)

2 patents: Sort by Forward Citations

1. 8343761 - Methods of generating and using antibody-producing cells (2013-01-01),

2. 8008076 - Method of producing a nucleic acid encoding an antibody (2011-08-30),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#400 in Kanagawa

#11,133 in Japan

Kanagawa, Japan

Ciea International Inc.

Forward Citations = 2

8 inventors:

Yu Jau Chen (2 out of 22 patents)

Masami Suzuki (2 out of 35 patents)

Koichi Matsubara (2 out of 8 patents)

4. Etsuko Fujii (2 out of 2 patents)

5. Juliana Sim (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ciea International Inc.. Retrieved from https://idiyas.com/company/ciea-international

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]