Google bosses will be gagging for a more detailed look at the proposed designs Sony has to o

Designs for Sony's rival glasses.

Designs for Sony’s rival glasses.

ffer, as images of their latest patents are set to rival the Google GLASS Project.

Hardware and software features are yet to be announced, but many expect it to be similar to Google’s own device including GPS, Bluetooth, Wi-Fi and a camera.

The Japanese company had images of their US patent leaked on the web, showing the designs of new, dual-screen wearable glasses – similar to Google’s single-screen gadget. Additionally the designs show built-in ear buds for audio playback.

Proposed legislation in the US is already set to ban ‘wearable technology’ from use in a vehicle, much like the ban on using a mobile phone whilst driving.

Sony released its first head-mounted display (HMD) device earlier last year with the release of the HMZ-T2 Personal 3D Viewer, but new designs show companies are making their tech

much smaller for everyday use.

As Google GLASS is set to be in hands of buyers later this year, it appears rivals in the HMD wearable technology market won’t be far behind.