This inventor holds 3 USPTO granted patents. Top assignees: Kimoto Co, Ltd., Japan Surface Treatment Institute Co., Ltd., Kanto Gakuin University Surface Engineering Research Institute. Active years: 2013-2024.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiko Kitamura. Retrieved from https://idiyas.com/inventor/keiko-kitamura-021bcam7
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 33.3
Average Co-Inventor Count = 3.3
ph-index = 1
Company Filing History:
3 out of 102 
Kimoto Co, Ltd.
1 out of 2 Japan Surface Treatment Institute Co., Ltd.
1 out of 5 Kanto Gakuin University Surface Engineering Research Institute
4. 1 out of 397
Resonac Corporation
where one patent can have more than one assignee
Years Active: 2013-2024
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3 patents (USPTO):Explore Patents
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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]
IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiko Kitamura. Retrieved from https://idiyas.com/inventor/keiko-kitamura-021bcam7
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]
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]
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]
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]
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]