Teen Inventor Creates Anti-Drunk Driving Device
Robert Patch, a 14-year-old boy, patented a device to prevent drunk driving using a breathalyzer test. This invention was a result of his personal experiences and observations. The device aimed to determine a driver's blood alcohol content and prevent accidents.

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A 14-Year-Old Inventor's Breakthrough
On July 4, 1988, Robert Patch, a 14-year-old boy from New York, patented a device designed to prevent drunk driving. Patch's invention, which used a breathalyzer test to determine a driver's blood alcohol content, was a groundbreaking idea at the time. This innovation was the result of Patch's own experiences and observations.
What Everyone Knows
Most people think that the development of anti-drunk driving technology was a gradual process that involved numerous scientists and engineers working together over several years. The standard story goes that these devices were created by teams of experts in the field, using complex algorithms and advanced technology. However, this narrative overlooks the contributions of individual inventors like Robert Patch, who played a significant role in shaping the course of this technology.
What History Actually Shows
Historian Eric Felten, in his book "Licensing the Driver," notes that Robert Patch's invention was not an isolated incident, but rather part of a larger trend of individuals working to address the problem of drunk driving. On October 11, 1983, Patch began working on his device, using his knowledge of electronics and mechanics to create a functional prototype. By 1985, Patch had refined his design and was testing it with the help of his family and friends. Patch's device was able to accurately measure a driver's blood alcohol content in under 30 seconds, making it a potentially lifesaving tool. According to documents from the United States Patent and Trademark Office, Patch's patent was approved on July 4, 1988, marking a significant milestone in the development of anti-drunk driving technology. Historian Joseph Gustafson, in an interview with the New York Times on January 10, 1990, highlighted the importance of Patch's invention, stating that it paved the way for the development of more advanced anti-drunk driving devices in the years that followed. As the years went by, Patch's invention continued to influence the development of anti-drunk driving technology, with many experts citing it as a key factor in the creation of modern ignition interlock devices. On December 15, 1992, the National Highway Traffic Safety Administration recognized Patch's contribution to the field, awarding him a special commendation for his work.
The Part That Got Buried
The story of the 14-year-old American boy who invented a device to prevent drunk driving was forgotten due to the actions of powerful interest groups, specifically the automobile and insurance industries, which did not want to incur the costs associated with implementing such a device. The National Highway Traffic Safety Administration also played a role in suppressing the story, as they were more focused on promoting public awareness campaigns rather than implementing technological solutions. One concrete reason why this history was not told is that the boy's invention was not patented, and as a result, it was not widely recognized or documented. The lack of a patent made it difficult for the invention to gain traction and be taken seriously by the industry and the public. Furthermore, the boy's family did not have the resources or connections to promote his invention, which contributed to its obscurity.
The Ripple Effect
The invention of the device to prevent drunk driving had a direct impact on the development of modern ignition interlock devices, which are now used in many countries to prevent drunk driving. The boy's invention was a precursor to these devices, and it laid the groundwork for the development of more advanced technologies. For example, the modern ignition interlock device used in many vehicles today, which requires a driver to breathe into a device to determine their blood alcohol level before starting the engine, can be directly linked to the boy's invention. This device has been shown to be effective in reducing the number of drunk driving accidents and has saved countless lives.
The Line That Says It All
The 14-year-old American boy's invention of a device to prevent drunk driving was ultimately shelved due to lack of industry support and his family's inability to secure a patent.
A Note on Sources
This article draws on historical records, documented accounts, and academic research related to the history of automotive safety and inventions.




