Wireless Power Transfer Coupler Patent Grant
Summary
USPTO granted Patent US12592588B2 to Auckland UniServices Limited for a multiphase wireless power transfer pad with improved coil design. The patent covers a structure with first and second coils and permeable material featuring regions of reduced magnetic permeability to minimize coupling between coils. The patent includes 19 claims and covers CPC classifications related to wireless power transfer and EV charging.
What changed
USPTO issued Patent US12592588B2 titled 'Wireless power transfer coupler' to assignee Auckland UniServices Limited on March 31, 2026. The patent protects technology invented by Duleepa Jayanath Thrimawithana, Grant Anthony Covic, Seho Kim, and Osama Abdulameer Ali Ahmed Ali Almulla, covering a multiphase wireless power transfer pad design with at least two coils and permeable material configured to minimize electromagnetic coupling between coils. The patent application (No. 18984149) was filed on December 17, 2024.
This is a standard patent grant notice with no regulatory compliance requirements. Entities developing wireless power transfer technology should review the patent claims to assess potential infringement concerns, particularly in the EV charging (B60L) and power supply (H02J) sectors. No immediate action is required unless the entity is actively manufacturing or licensing similar wireless power transfer technology.
Source document (simplified)
Wireless power transfer coupler
Grant US12592588B2 Kind: B2 Mar 31, 2026
Assignee
Auckland UniServices Limited
Inventors
Duleepa Jayanath Thrimawithana, Grant Anthony Covic, Seho Kim, Osama Abdulameer Ali Ahmed Ali Almulla
Abstract
A multiphase wireless power transfer pad has at least a first coil and a second coil and permeable material which includes a region of reduced magnetic permeability configured to minimise coupling between the first and second coils.
CPC Classifications
H02J 50/402 H02J 50/12 H02J 50/70 H02J 50/005 H02J 50/10 H02J 2310/48 H02J 50/40 B60L 53/30 B60L 2270/147 B60L 53/122 H01F 3/14 H01F 27/02 H01F 27/366 H01F 38/14 H01F 2027/348 H01F 27/2871 H01F 27/34
Filing Date
2024-12-17
Application No.
18984149
Claims
19
Named provisions
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