This inventor holds 8 USPTO granted patents. Top assignees: Agency of Industrial Science and Technology, Hokkaido Soda Co., Ltd., Chief Resources Limited. Active years: 1977-1997.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikatsu Ikari. Retrieved from https://idiyas.com/inventor/yoshikatsu-ikari
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 100.0
Average Co-Inventor Count = 2.3
ph-index = 4
Forward Citations = 40(Granted Patents)
Location History:
- Narashino, JA (1977)
- Narashino, JP (1979 - 1980)
- Abiko, JP (1982 - 1997)
Company Filing History:
5 out of 1,430 
Agency of Industrial Science and Technology
3 out of 3 Hokkaido Soda Co., Ltd.
2 out of 2 Chief Resources Limited
4. 2 out of 2
Sumitomo Jukikai Envirotech, Inc.
5. 1 out of 25
Fuji Chemical Industry Co., Ltd.
6. 1 out of 25
Mitsui Sugar Co., Ltd.
7. 1 out of 3,713
Nippon Steel Corporation
where one patent can have more than one assignee
Years Active: 1977-1997
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8 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]
IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikatsu Ikari. Retrieved from https://idiyas.com/inventor/yoshikatsu-ikari
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]