https://www.prnewswire.com/news-releases/inventhelp-to-present-innovative-technology-for-inventors-at-2018-licensing-expo-in-las-vegas-300596133.html InventHelp, America's largest invention company, is excited to launch their newest commercial campaign. The Pittsburgh-based inventor services company has created a new spot that highlights their services and benefits and emphasizes their 30+ years of experience in the invention industry.