Forward Citations = 59

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3 inventors (with patents filed for the assignee):

Jennie S Hwang (2 out of 6 patents)

Zhenfeng Guo (1 out of 1 patent)

Holger J Koenigsmann (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 6176947 - Lead-free solders (2001-01-23),

2. 5985212 - High strength lead-free solder materials (1999-11-16),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#444 in Cleveland, OH

#3,641 in Ohio

#94,841 in US

Cleveland, OH, United States of America

H-Technologies Group, Incorporated

Forward Citations = 59

3 inventors:

Jennie S Hwang (2 out of 6 patents)

Zhenfeng Guo (1 out of 1 patent)

Holger J Koenigsmann (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: H-Technologies Group, Incorporated. Retrieved from https://idiyas.com/company/h-technologies-group

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]