Forward Citations = 44

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2 inventors (with patents filed for the assignee):

Hart V Katz (2 out of 3 patents)

Gerald A Kien (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 4712565 - Method and apparatus for evaluating of artificial heart valves (1987-12-15),

2. 4528689 - Sound monitoring apparatus (1985-07-09),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#24 in Palatine, IL

#4,388 in Illinois

#94,841 in US

Palatine, IL, United States of America

International Acoustics Incorporated

Forward Citations = 44

2 inventors:

Hart V Katz (2 out of 3 patents)

Gerald A Kien (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: International Acoustics Incorporated. Retrieved from https://idiyas.com/company/international-acoustics

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]