% Expired Patents = 100.0

Forward Citations = 20

Loading Chart...

4 inventors (with patents filed for the assignee):

Eric W Nelson (3 out of 8 patents)

Marion L Mast (2 out of 2 patents)

William D Orvis (1 out of 1 patent)

4. John L Madsen (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 8210110 - Apparatus for combustion of biofuels (2012-07-03),

2. 7721661 - Apparatus for combustion of biofuels (2010-05-25),

3. 7457689 - Process control methodologies for biofuel appliance (2008-11-25),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#438 in Minneapolis, MN

#1,979 in Minnesota

#73,860 in US

Minneapolis, MN, United States of America

Hestia Heating Products, Inc.

Forward Citations = 20

4 inventors:

Eric W Nelson (3 out of 8 patents)

Marion L Mast (2 out of 2 patents)

William D Orvis (1 out of 1 patent)

4. John L Madsen (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hestia Heating Products, Inc.. Retrieved from https://idiyas.com/company/hestia-heating-products

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]