U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

A system of eyewear that eliminates the need for hinges on the frames of the eyewear.

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

Inventor: Annegret W. Siebert

Address: Derby, GB
No. of patents: 1
Last patent issue date: 05/17/2011

Number	Title	Issue Date
7941993	Engine cooling Cavities 4 are defined within an engine nacelle 1 with an inner surface 2 and an outer surface 3. Within these cavities 4, an evaporatable liquid 5 is arranged such that a proportion of the liquid 5 is in a gaseous ph...	05/17/2011