The patent includes a chart that shows how the car might display a number of emotions.

Other important patents in the early development of this technology include:

Hughes' patent included all the elements of an adjustable system.

Aves' patent included the progressive lens design and the manufacturing process.

The patent includes 11 method claims, three of which are independent.

A patent usually includes a section that briefly describes the idea called the abstract.

The patent also includes a long description of the idea itself called a "detailed description."

This patent also included the invention of the out-rigger bar, and high flow control.

These patents sometimes include synonyms such as chaff and chips.

The latest patents include a system for "using semantic networks to develop a social network".