Emmett's home is filled with elaborate and often impractical automated devices, reflecting his penchant for complex solutions and showcasing his engineering skills. These inventions demonstrate his creative application of scientific principles.

Emmett has invented a device that he claims can read minds. When he uses it on Marty, it reveals that Marty is thinking about Jennifer's bra.

In 2015, Emmett is able to convert the DeLorean to fly. It is unknown how this technology works, but it has been modified to be safer than conventional aircraft.

Stranded in 1885, Emmett devises an ingenious method to harness the power of lightning to send the DeLorean back to the future, showcasing his adaptability and resourcefulness in challenging circumstances.

Throughout his time travel adventures, Emmett consistently modifies and adapts existing technologies to suit his needs, demonstrating his practical engineering skills and ability to improvise.