(Photo Illustration by Piotr Swat/SOPA Images/LightRocket via Getty Images)SOPA Images/LightRocket via Getty ImagesGentex (GNTX) has long been known for its automotive mirrors and smart glass technologies. But the company is becoming much more than that. It’s quietly expanding into advanced safety and connected vehicle systems, widening its footprint in the auto tech space. Profitability has remained steady, backed by a strong balance sheet and disciplined management. Innovation is at the center of its stra ...