Fort Wayne, IN, United States of America

American Hearth Systems, Inc.

Calculating rank

USPTO Granted Patents = 2

CIPO Patents = 1

Trademarks = 1

Forward Citations = 14

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4 inventors (with patents filed for the assignee):

Corbit Beasey (2 out of 2 patents)

Christopher L Flick (2 out of 2 patents)

David M Christensen (1 out of 7 patents)

4. Robert B Zahm (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 6463926 - Direct vent fireplace with baffled, directional exhaust and vent air column (2002-10-15),

2. 6003507 - Gas heater having firebox with controllable outside air mixing vent (1999-12-21),

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USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#92 in Fort Wayne, IN

#1,327 in Indiana

#94,905 in US

Fort Wayne, IN, United States of America

American Hearth Systems, Inc.

Forward Citations = 14

4 inventors:

Corbit Beasey (2 out of 2 patents)

Christopher L Flick (2 out of 2 patents)

David M Christensen (1 out of 7 patents)

4. Robert B Zahm (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: American Hearth Systems, Inc.. Retrieved from https://idiyas.com/company/american-hearth-systems

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]

1 patent (CIPO):

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]