% Expired Patents = 80.0

EPO Patents = 1

Forward Citations = 30

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1 inventor (with patents filed for the assignee):

Richard Halstead (5 out of 9 patents)

5 patents: Sort by Forward Citations

1. 10122238 - Fluid flow power generation system (2018-11-06),

2. 9656365 - Honing tool and method (2017-05-23),

3. 8456033 - Antenna mounted wind power generator (2013-06-04),

4. 7821168 - Axial gap dynamo electric machine with magnetic bearing (2010-10-26),

5. 7646132 - Arcuate coil winding and assembly for axial gap electro-dynamo machines (EDM) (2010-01-12),

Company Overview

Empire Magnetics Inc. specializes in the design and manufacturing of precision motors and controls for a wide range of industries including semiconductor, medical, and aerospace. With over 40 years of experience, Empire Magnetics offers high quality products and custom solutions to meet the unique needs of their customers.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#6 in Rohnert Park, CA

#12,070 in California

#51,620 in US

Rohnert Park, CA, United States of America

Empire Magnetics Inc.

Forward Citations = 30

1 inventor:

Richard Halstead (5 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Empire Magnetics Inc.. Retrieved from https://idiyas.com/company/empire-magnetics

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 (EPO):

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]