This inventor holds 9 USPTO granted patents and 1 published patent application. Top assignees: Citizen Electronics Co., Ltd., Citizen Watch Company, Ltd., Citizen Holdings Company, Ltd.. Active years: 2016-2021.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Toyohiko Amano. Retrieved from https://idiyas.com/inventor/toyohiko-amano
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
USPTO Granted Patents = 9 (Patent Applications = 1)
% Patents Active = 100.0
Average Co-Inventor Count = 1.2
ph-index = 2
Forward Citations = 17(Granted Patents)
Location History:
- Yamanshi-ken, JP (2017)
- Yamanashi-ken, JP (2016 - 2018)
- Oshino-mura, JP (2019)
- Yamanashi, JP (2021)
Company Filing History:
9 out of 608 Citizen Electronics Co., Ltd.
8 out of 2,004 
Citizen Watch Company, Ltd.
1 out of 450 Citizen Holdings Company, Ltd.
where one patent can have more than one assignee
Years Active: 2016-2021
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9 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: Toyohiko Amano. Retrieved from https://idiyas.com/inventor/toyohiko-amano
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]