Some of Mr. Spencer’s inventions:
- Arc Fault Circuit Breaker: prevents electrical fires; required by code
- Electrical Wiring Tester: tests quality of installed copper & aluminum wiring
- Food Dehydrator: operates at room temperature
- Offline Laser Repair: for semiconductor manufacturing
A few of Mr. Spencer’s other accomplishments:
- Hired by US Air force to determine source of B1 bomber crashes
- Hired by GM to identify and fix arcing problems with the Volt hybrid car
- Founded an Automatic Test Equipment (ATE) company that grew to $6 million in sales in five years