Hydrogen Engine Center, Inc. – Trademark Portfolio

Entity Type: 03

Hydrogen Engine Center, Inc. holds 15 U.S. trademarks filed with the United States Patent and Trademark Office (USPTO), with a strong focus on Class 7 (Machinery) — 13 filings in this category. The portfolio also extends into Class 12 (Vehicles) across 3 Nice Classification classes. The owner is based in Algona, IA.