Company Badge
USPTO Data Jan 1 1976 - Oct 13 2026
1 Patents
#193 in Wuhan
#18,742 in China
Ewatt Technology Co., Ltd.
Forward Citations = 0
3 inventors:
Ewatt Technology Co., Ltd.
% Expired Patents = 100.0
EPO Patents = 2
Forward Citations = 0
Loading Chart...
Loading Chart...
3 inventors (with patents filed for the assignee):
Guocheng Zhao (1 out of 1 patent)
Yong Wan (1 out of 8 patents)
Kai Zhang (1 out of 2 patents)
4. Wei Luo (3 patents)
5. Hui Fan (1 patent)
6. Pengcheng Qi (0 patent)
7. Fangfang Chen (0 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ewatt Technology Co., Ltd.. Retrieved from https://idiyas.com/company/ewatt-technology-company
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]
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]