This inventor holds 4 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Kabushiki Kaisha Kobe Seiko Sho, Kobe Steel, Ltd., Japan Atomic Energy Agency. Active years: 1976-2012.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Ichiro Tsukatani. Retrieved from https://idiyas.com/inventor/ichiro-tsukatani
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
USPTO Granted Patents = 4 (Patent Applications = 1)
% Patents Active = 75.0
EPO Patents = 2 (Patent Applications = 2)
Average Co-Inventor Count = 3.8
ph-index = 3
Forward Citations = 19(Granted Patents)
Location History:
- Akashi, JA (1976)
- Kobe, JP (1982 - 2012)
Company Filing History:
2 out of 1,101 Kabushiki Kaisha Kobe Seiko Sho
2 out of 1,923 
Kobe Steel, Ltd.
1 out of 93 
Japan Atomic Energy Agency
4. 1 out of 43
Kobelco Research Institute, Inc.
where one patent can have more than one assignee
Years Active: 1976-2012
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4 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: Ichiro Tsukatani. Retrieved from https://idiyas.com/inventor/ichiro-tsukatani
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]
2 patents (EPO):
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]
2 patents pending (EPO):
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]