This inventor holds 3 USPTO granted patents and 2 EPO patents. Top assignees: Merck Patent Gmbh, Merck Patent Gesellschaft MIT Beschrankter Haftung. Active years: 1994-2019.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiko Yazawa. Retrieved from https://idiyas.com/inventor/masahiko-yazawa
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 66.7
EPO Patents = 2 (Patent Applications = 2)
Average Co-Inventor Count = 3.2
ph-index = 2
Forward Citations = 17(Granted Patents)
Company Filing History:
2 out of 3,021 
Merck Patent Gmbh
1 out of 1,248 
Merck Patent Gesellschaft MIT Beschrankter Haftung
Years Active: 1994-2019
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3 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: Masahiko Yazawa. Retrieved from https://idiyas.com/inventor/masahiko-yazawa
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]