Circumferential flux electric machine with field weakening mechanisms and methods of use
US-12272998-B2 · Apr 8, 2025 · US
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Hunstable Fred E patents
Hunstable Fred E is listed as an inventor on 73 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Hunstable Fred E |
| Total patents | 73 |
| First publication | Jan 1, 2015 |
| Latest publication | Apr 8, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Segmented stator for a permanent magnet electric machine having a fractional-slot concentrated winding
US-2024380256-A1 · Nov 14, 2024 · US
Multi-tunnel electric machine
US-2024364172-A1 · Oct 31, 2024 · US
System and method for controlling a multi-tunnel electric machine
US-2024235295-A1 · Jul 11, 2024 · US
Multi-tunnel electric machine
US-12009717-B2 · Jun 11, 2024 · US
System and method for controlling a multi-tunnel electric machine
US-11967866-B2 · Apr 23, 2024 · US
Torque tunnel halbach array electric machine
US-2023412027-A1 · Dec 21, 2023 · US
Multi-tunnel electric motor/generator
US-11784523-B2 · Oct 10, 2023 · US
Circumferential flux electric machine with field weakening mechanisms and methods of use
US-11784546-B2 · Oct 10, 2023 · US
Torque tunnel Halbach Array electric machine
US-11784529-B2 · Oct 10, 2023 · US
Recent patents
Latest publications not already listed above.
System and method for an electric motor/generator with a multi-layer stator/rotor assembly
US-11777386-B2 · Oct 3, 2023 · US
Magnetic motor and method of use
US-2023216370-A1 · Jul 6, 2023 · US
Multi-tunnel electric machine
US-2023179057-A1 · Jun 8, 2023 · US
Torque tunnel halbach array electric machine
US-2023054909-A1 · Feb 23, 2023 · US
System and method for an electric motor/generator with a multi-layer stator/rotor assembly
US-2023006523-A1 · Jan 5, 2023 · US
Torque tunnel Halbach Array electric machine
US-11532963-B2 · Dec 20, 2022 · US
Multi-tunnel electric motor/generator
US-2022385125-A1 · Dec 1, 2022 · US
Multi-tunnel electric machine
US-11502570-B2 · Nov 15, 2022 · US
Brushed electric motor/generator
US-11387692-B2 · Jul 12, 2022 · US
Method and apparatus for power generation
US-2022190700-A1 · Jun 16, 2022 · US
Control system for an electric motor/generator
US-2022190656-A1 · Jun 16, 2022 · US
Dc electric motor/generator with enhanced permanent magnet flux densities
US-2022190661-A1 · Jun 16, 2022 · US
Magnetic motor and method of use
US-2022123625-A1 · Apr 21, 2022 · US
Multi-tunnel electric motor/generator
US-11309778-B2 · Apr 19, 2022 · US
Circumferential flux electric machine with field weakening mechanisms and methods of use
US-2022115936-A1 · Apr 14, 2022 · US
System and method for an electric motor/generator with a multi-layer stator/rotor assembly
US-11277062-B2 · Mar 15, 2022 · US
Method for winding a heavy gauge toroidal coil of an electric machine
US-2022069681-A1 · Mar 3, 2022 · US
Multi-tunnel electric motor/generator
US-11258320-B2 · Feb 22, 2022 · US
Method of manufacturing a three-dimensional flux structure for circumferential flux machines
US-2022045582-A1 · Feb 10, 2022 · US
Segmented stator for a permanent magnet electric machine having a fractional-slot concentrated winding
US-2022045559-A1 · Feb 10, 2022 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Linear Labs Inc | 74 |
| Linear Labs Llc | 14 |
| Hunstable Fred E | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H02K16/02 | 29 |
| H02K21/12 | 28 |
| H02K1/02 | 27 |
| H02K2201/12 | 24 |
| H02K1/27 | 22 |