Open waveguide antenna and system having the same
US-2025070482-A1 · Feb 27, 2025 · US
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Sprentall Karl Edward patents
Sprentall Karl Edward is listed as an inventor on 18 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Sprentall Karl Edward |
| Total patents | 18 |
| First publication | Apr 21, 2016 |
| Latest publication | Feb 27, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Low permittivity radio frequency substrate, assembly of same, and method of making the same
US-2025008640-A1 · Jan 2, 2025 · US
Electromagnetic waveguide
US-12166295-B2 · Dec 10, 2024 · US
Open waveguide antenna and system having the same
US-12148997-B2 · Nov 19, 2024 · US
Inductive coil assembly and method of producing the same
US-2024331938-A1 · Oct 3, 2024 · US
Electromagnetic waveguide
US-2023078966-A1 · Mar 16, 2023 · US
Open waveguide antenna and system having the same
US-2023085413-A1 · Mar 16, 2023 · US
Magneto-dielectric material comprising hexaferrite fibers, methods of making, and uses thereof
US-11004583-B2 · May 11, 2021 · US
Polytetrafluoroethylene hexaferrite composites
US-10947367-B2 · Mar 16, 2021 · US
Polytetrafluoroethylene hexaferrite composites
US-2019264005-A1 · Aug 29, 2019 · US
Recent patents
Latest publications not already listed above.
Core-shell particles, magneto-dielectric materials, methods of making, and uses thereof
US-2019221343-A1 · Jul 18, 2019 · US
Polyimide composition having a low coefficient of thermal expansion
US-2019153225-A1 · May 23, 2019 · US
Magneto-dielectric material comprising hexaferrite fibers, methods of making, and uses thereof
US-2019013128-A1 · Jan 10, 2019 · US
Method of making a multi-layer magneto-dielectric material
US-2018218836-A1 · Aug 2, 2018 · US
Composite metamaterial, method of manufacture, and uses thereof
US-2018138589-A1 · May 17, 2018 · US
Magneto-dielectric substrate, circuit material, and assembly having the same
US-9596755-B2 · Mar 14, 2017 · US
Magneto-dielectric substrate, circuit material, and assembly having the same
US-2016276072-A1 · Sep 22, 2016 · US
Magneto-dielectric substrate, circuit material, and assembly having the same
US-2016113113-A1 · Apr 21, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Rogers Corp | 18 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H01F1/348 | 7 |
| H01Q1/38 | 4 |
| H01F17/0006 | 3 |
| H01Q13/22 | 3 |
| H01Q1/3233 | 3 |