BibTex format
@misc{Degennaar:2010,
author = {Degennaar, P and Hankins, M and Drakakis, E and Toumazou, C and Nikolic, K and Kennard, C},
title = {Retinal Prosthetic Devices},
type = {Patent},
url = {http://www3.imperial.ac.uk/people/c.toumazou},
year = {2010}
}