Company Badge
USPTO Data Jan 1 1976 - Oct 13 2026
1 Patents
#1,773 in Kaohsiung City
#6,131 in Taiwan
Chang Wah Technology Co., Ltd.
Forward Citations = 0
3 inventors:
Chang Wah Technology Co., Ltd.
Forward Citations = 0
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3 inventors (with patents filed for the assignee):
Keiichi Otaki (1 out of 8 patents)
Naoki Haruzono (1 out of 1 patent)
Ichinori Iidani (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chang Wah Technology Co., Ltd.. Retrieved from https://idiyas.com/company/chang-wah-technology
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]