BOSTON–(BUSINESS WIRE)–Advent Technologies, an innovation-driven leader in the fuel cell and hydrogen technology sectors, is pleased to announce that its wholly owned subsidiary, Advanced Energy Technologies S.A., has received the formal invitation from the Greek Ministry of Economy and Finance to immediately submit the requested documentation for its Green HiPo Important Project of Common European Interest (“IPCEI”) project. After Advent submits the requested documentation, the Greek Ministr