Abstract: There is provided a method, the method including the steps of: at a key generator subsystem: generating a public-private encryption key pair for a device, and transmitting the generated public key to be registered on a blockchain; at one or more processors: encrypting a digital asset via the public key of the device, and linking or associating the encrypted digital asset to a non-fungible token (NFT), in which the NFT is associated with a smart contract written on the blockchain; and at the device: requesting access to the NFT-linked digital asset; receiving the NFT-linked digital asset when the requirements of the smart contract are met; and decrypting the NFT-linked digital asset using the private key.

Abstract: Appliance AC power inlet comprising a housing (3) including a recessed cavity; and at least two electrical pins (4) that are arranged inside the recessed cavity. The height of the recessed cavity is less than approximately 7 mm.

Abstract: There is provided a shield for a wireless charging system including a transmitter coil and a receiver coil. The shield includes a thin sheet or layer made of soft or nanocrystalline ferrite. The shield is partly located, in use, between the transmitter coil and the receiver coil. The shield is shaped or otherwise configured to focus or orient a magnetic flux generated by the transmitter coil onto the receiver coil.

Abstract: There is provided an electromagnetic device comprising multiple inductors. Each inductor having windings arranged near or on a single core, in which the device is configured such that the multiple inductors are substantially independent or magnetically isolated from one another.