Invention USA on History Channel

Scotty and Reichart take the Human Hoist to a professional garage and challenge a mechanic to perform several tasks on his traditional creeper and then on the invention.

The guys build an air cannon and launch chunks of ice at a junk car to illustrate what kind of damage hail does to an unprotected car.

The guys test out the DUS-T's ability to protect the user from from a harmful substance. Will the DUS-T keep scotty safe from pepper spray?

An inventor tests his homemade jet pack with fiery results.

Reichart and Garrett take pitches from amateur inventors including a sweat-removing arm band for chefs, a satellite dish cover, a sanding glove, and a portable neck cushion that allows a person to sleep anywhere.

A master designer, artist and inventor, Scotty Ziegler devotes himself to the building of all things cool.

Blending his talents from several fields, Reichart has designed everything from toys to weapons and developed more than 120 products.

Whether they're visiting backyard inventors on their home turf or meeting them at Scotty's home base, a.k.a. "The Cave," Scotty and Reichart will put prototypes to the test and give a tough, no-nonsense evaluation of the invention's potential.

Whether they're visiting backyard inventors on their home turf or meeting them at Scotty's home base, a.k.a. "The Cave," Scotty and Reichart will put prototypes to the test and give a tough, no-nonsense evaluation of the invention's potential.

Although confident in his invention, Max is extremely nervous when he has to jump to demonstrate his safety harness for Garrett and Reichart.

Reichart uses his bike-riding simulator to analyze Garrett's cycling mechanics.

The inventors of a personalized pet bed invite a self-proclaimed "pet psychic" to interpret how a dog feels around their product.

After losing his watch while hiking over a creek, Garrett and Reichard's friend Eric designs a remote-controlled video submarine.

Our hosts send a volunteer 30 feet up a tree to see if this invention can hold his weight of over 300 pounds.

Whether they're visiting backyard inventors on their home turf or meeting them at Scotty's home base, a.k.a. "The Cave," Scotty and Reichart will put prototypes to the test and give a tough, no-nonsense evaluation of the invention's potential.