This inventor holds 6 USPTO granted patents and 1 published patent application. Top assignees: Screen Holdings Co., Ltd., Dainippon Screen Mfg. Co., Ltd.. Active years: 1994-2018.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Shinji Kiyokawa. Retrieved from https://idiyas.com/inventor/shinji-kiyokawa
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Calculating rank
USPTO Granted Patents = 6 (Patent Applications = 1)
% Patents Active = 100.0
Average Co-Inventor Count = 3.8
ph-index = 3
Forward Citations = 27(Granted Patents)
Company Filing History:
4 out of 1,123 
Screen Holdings Co., Ltd.
2 out of 1,306 
Dainippon Screen Mfg. Co., Ltd.
Years Active: 1994-2018
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6 patents (USPTO):Explore Patents
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]
1 patent pending:
IDiyas Innovation Intelligence. (2026). Inventor Profile: Shinji Kiyokawa. Retrieved from https://idiyas.com/inventor/shinji-kiyokawa
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]