Minoru Kasei Company, Limited

Calculating rank

USPTO Granted Patents = 3

% Expired Patents = 33.3

CIPO Patents = 1

Forward Citations = 17

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9 inventors (with patents filed for the assignee):

Naoshige Fukuhara (2 out of 3 patents)

Kazumichi Nishioka (1 out of 1 patent)

Naoaki Tachibana (1 out of 1 patent)

4. Takaaki Tachibana (1 out of 2 patents)

5. Tomoyuki Koide (1 out of 1 patent)

6. Norihisa Sasano (1 out of 1 patent)

7. Michitaka Ohta (1 out of 6 patents)

8. Yoshinori Morimoto (1 out of 5 patents)

9. Naoshige Hukuhara (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 7172405 - Metal mold device for blow molding (2007-02-06),

2. 5271650 - Vehicle bumper and method of making same (1993-12-21),

3. D286528 - Rowboat (1986-11-04),

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USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#144 in Hyogo

#8,938 in Japan

Hyogo, Japan

Minoru Kasei Company, Limited

Forward Citations = 17

9 inventors:

Naoshige Fukuhara (2 out of 3 patents)

Kazumichi Nishioka (1 out of 1 patent)

Naoaki Tachibana (1 out of 1 patent)

4. Takaaki Tachibana (1 out of 2 patents)

5. Tomoyuki Koide (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Minoru Kasei Company, Limited. Retrieved from https://idiyas.com/company/minoru-kasei-company

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]