… an engineer, Kevin developed battery management systems for electric vehicles for which he filed 45 patents. He was then selected to work in the business side working as product … an engineer, Kevin developed battery management systems for electric vehicles for which he filed 45 patents. He was then selected to work in the business side working as product … an engineer, Kevin developed battery management systems for electric vehicles for which he filed 45 patents. He was then selected to work in the business side working as product …